276225402 has 16 divisors (see below), whose sum is σ = 557520480. Its totient is φ = 91230192.

The previous prime is 276225379. The next prime is 276225431. The reversal of 276225402 is 204522672.

It is a self number, because there is not a number n which added to its sum of digits gives 276225402.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 210528 + ... + 211835.

It is an arithmetic number, because the mean of its divisors is an integer number (34845030).

Almost surely, 2^276225402 is an apocalyptic number.

276225402 is an abundant number, since it is smaller than the sum of its proper divisors (281295078).

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

276225402 is a wasteful number, since it uses less digits than its factorization.

276225402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 422477.

The product of its (nonzero) digits is 13440, while the sum is 30.

The square root of 276225402 is about 16620.0301443770. The cubic root of 276225402 is about 651.2601997609.

The spelling of 276225402 in words is "two hundred seventy-six million, two hundred twenty-five thousand, four hundred two".