402385652 has 24 divisors (see below), whose sum is σ = 716627520. Its totient is φ = 197651520.

The previous prime is 402385649. The next prime is 402385663. The reversal of 402385652 is 256583204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 107777 + ... + 111447.

It is an arithmetic number, because the mean of its divisors is an integer number (29859480).

Almost surely, 2^402385652 is an apocalyptic number.

It is an amenable number.

402385652 is a deficient number, since it is larger than the sum of its proper divisors (314241868).

402385652 is a wasteful number, since it uses less digits than its factorization.

402385652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4151 (or 4149 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 35.

The square root of 402385652 is about 20059.5526370854. The cubic root of 402385652 is about 738.2682000994.

The spelling of 402385652 in words is "four hundred two million, three hundred eighty-five thousand, six hundred fifty-two".