276225552 has 100 divisors (see below), whose sum is σ = 806074896. Its totient is φ = 91316160.

The previous prime is 276225541. The next prime is 276225563. The reversal of 276225552 is 255522672.

It is a happy number.

276225552 is a `hidden beast` number, since 27 + 62 + 25 + 552 = 666.

It is an interprime number because it is at equal distance from previous prime (276225541) and next prime (276225563).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

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 19 ways as a sum of consecutive naturals, for example, 168963 + ... + 170589.

Almost surely, 2^276225552 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 276225552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (403037448).

276225552 is an abundant number, since it is smaller than the sum of its proper divisors (529849344).

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

276225552 is a wasteful number, since it uses less digits than its factorization.

276225552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1778 (or 1763 counting only the distinct ones).

The product of its digits is 84000, while the sum is 36.

The square root of 276225552 is about 16620.0346570036. The cubic root of 276225552 is about 651.2603176465.

The spelling of 276225552 in words is "two hundred seventy-six million, two hundred twenty-five thousand, five hundred fifty-two".