276350140 has 48 divisors (see below), whose sum is σ = 639412704. Its totient is φ = 99488000.

The previous prime is 276350131. The next prime is 276350149. The reversal of 276350140 is 41053672.

It is an interprime number because it is at equal distance from previous prime (276350131) and next prime (276350149).

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 276350099 and 276350108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (276350149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16002 + ... + 28438.

It is an arithmetic number, because the mean of its divisors is an integer number (13321098).

Almost surely, 2^276350140 is an apocalyptic number.

276350140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 276350140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (319706352).

276350140 is an abundant number, since it is smaller than the sum of its proper divisors (363062564).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

276350140 is a wasteful number, since it uses less digits than its factorization.

276350140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12558 (or 12556 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 276350140 is about 16623.7823614242. The cubic root of 276350140 is about 651.3582171397.

The spelling of 276350140 in words is "two hundred seventy-six million, three hundred fifty thousand, one hundred forty".