276126540 has 24 divisors (see below), whose sum is σ = 773154480. Its totient is φ = 73633728.

The previous prime is 276126533. The next prime is 276126547. The reversal of 276126540 is 45621672.

It is an interprime number because it is at equal distance from previous prime (276126533) and next prime (276126547).

It is not an unprimeable number, because it can be changed into a prime (276126547) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2300995 + ... + 2301114.

It is an arithmetic number, because the mean of its divisors is an integer number (32214770).

Almost surely, 2^276126540 is an apocalyptic number.

276126540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

276126540 is an abundant number, since it is smaller than the sum of its proper divisors (497027940).

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

276126540 is a wasteful number, since it uses less digits than its factorization.

276126540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4602121 (or 4602119 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 276126540 is about 16617.0556958807. The cubic root of 276126540 is about 651.1824944182.

The spelling of 276126540 in words is "two hundred seventy-six million, one hundred twenty-six thousand, five hundred forty".