402498 has 24 divisors (see below), whose sum is σ = 889200. Its totient is φ = 131544.

The previous prime is 402487. The next prime is 402503. The reversal of 402498 is 894204.

It is a Curzon number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 402498.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 873 + ... + 1251.

It is an arithmetic number, because the mean of its divisors is an integer number (37050).

2⁴⁰²⁴⁹⁸ is an apocalyptic number.

402498 is an abundant number, since it is smaller than the sum of its proper divisors (486702).

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

402498 is a wasteful number, since it uses less digits than its factorization.

402498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 446 (or 443 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 402498 is about 634.4273007997. The cubic root of 402498 is about 73.8336903044.

It can be divided in two parts, 402 and 498, that added together give a square (900 = 30²).

The spelling of 402498 in words is "four hundred two thousand, four hundred ninety-eight".