402858044 has 12 divisors (see below), whose sum is σ = 746472384. Its totient is φ = 189580224.

The previous prime is 402858023. The next prime is 402858059. The reversal of 402858044 is 440858204.

It is a junction number, because it is equal to n+sod(n) for n = 402857995 and 402858013.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2962124 + ... + 2962259.

It is an arithmetic number, because the mean of its divisors is an integer number (62206032).

Almost surely, 2^402858044 is an apocalyptic number.

It is an amenable number.

402858044 is a deficient number, since it is larger than the sum of its proper divisors (343614340).

402858044 is a wasteful number, since it uses less digits than its factorization.

402858044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5924404 (or 5924402 counting only the distinct ones).

The product of its (nonzero) digits is 40960, while the sum is 35.

The square root of 402858044 is about 20071.3239224522. The cubic root of 402858044 is about 738.5569907186.

The spelling of 402858044 in words is "four hundred two million, eight hundred fifty-eight thousand, forty-four".