402500152 has 16 divisors (see below), whose sum is σ = 755632800. Its totient is φ = 200998080.

The previous prime is 402500101. The next prime is 402500191. The reversal of 402500152 is 251005204.

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, 24624 + ... + 37567.

It is an arithmetic number, because the mean of its divisors is an integer number (47227050).

Almost surely, 2^402500152 is an apocalyptic number.

It is an amenable number.

402500152 is a deficient number, since it is larger than the sum of its proper divisors (353132648).

402500152 is a wasteful number, since it uses less digits than its factorization.

402500152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63006 (or 63002 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 19.

The square root of 402500152 is about 20062.4064359189. The cubic root of 402500152 is about 738.3382189083.

Adding to 402500152 its reverse (251005204), we get a palindrome (653505356).

The spelling of 402500152 in words is "four hundred two million, five hundred thousand, one hundred fifty-two".