402875 has 16 divisors (see below), whose sum is σ = 550368. Its totient is φ = 292000.

The previous prime is 402869. The next prime is 402881. The reversal of 402875 is 578204.

It is an interprime number because it is at equal distance from previous prime (402869) and next prime (402881).

It is not a de Polignac number, because 402875 - 2⁴ = 402859 is a prime.

It is a Duffinian number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 402875.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1229 + ... + 1521.

It is an arithmetic number, because the mean of its divisors is an integer number (34398).

2⁴⁰²⁸⁷⁵ is an apocalyptic number.

402875 is a deficient number, since it is larger than the sum of its proper divisors (147493).

402875 is a wasteful number, since it uses less digits than its factorization.

402875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 319 (or 309 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 26.

The square root of 402875 is about 634.7243496196. The cubic root of 402875 is about 73.8567352347.

The spelling of 402875 in words is "four hundred two thousand, eight hundred seventy-five".