2560402 has 32 divisors (see below), whose sum is σ = 4475520. Its totient is φ = 1088640.

The previous prime is 2560399. The next prime is 2560417. The reversal of 2560402 is 2040652.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a self number, because there is not a number n which added to its sum of digits gives 2560402.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35038 + ... + 35110.

It is an arithmetic number, because the mean of its divisors is an integer number (139860).

2^2560402 is an apocalyptic number.

2560402 is a deficient number, since it is larger than the sum of its proper divisors (1915118).

2560402 is a wasteful number, since it uses less digits than its factorization.

2560402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178.

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 2560402 is about 1600.1256200686. The cubic root of 2560402 is about 136.8052358836.

The spelling of 2560402 in words is "two million, five hundred sixty thousand, four hundred two".