276400264 has 16 divisors (see below), whose sum is σ = 592286400. Its totient is φ = 118457232.

The previous prime is 276400261. The next prime is 276400283. The reversal of 276400264 is 462004672.

It is not an unprimeable number, because it can be changed into a prime (276400261) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2467804 + ... + 2467915.

It is an arithmetic number, because the mean of its divisors is an integer number (37017900).

Almost surely, 2^276400264 is an apocalyptic number.

It is an amenable number.

276400264 is an abundant number, since it is smaller than the sum of its proper divisors (315886136).

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

276400264 is a wasteful number, since it uses less digits than its factorization.

276400264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4935732 (or 4935728 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 31.

The square root of 276400264 is about 16625.2898922094. The cubic root of 276400264 is about 651.3975955716.

The spelling of 276400264 in words is "two hundred seventy-six million, four hundred thousand, two hundred sixty-four".