402158892 has 24 divisors (see below), whose sum is σ = 970729200. Its totient is φ = 129430336.

The previous prime is 402158891. The next prime is 402158899. The reversal of 402158892 is 298851204.

It is a self number, because there is not a number n which added to its sum of digits gives 402158892.

It is not an unprimeable number, because it can be changed into a prime (402158891) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 577467 + ... + 578162.

It is an arithmetic number, because the mean of its divisors is an integer number (40447050).

Almost surely, 2^402158892 is an apocalyptic number.

It is an amenable number.

402158892 is an abundant number, since it is smaller than the sum of its proper divisors (568570308).

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

402158892 is a wasteful number, since it uses less digits than its factorization.

402158892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1155665 (or 1155663 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 39.

The square root of 402158892 is about 20053.8996706376. The cubic root of 402158892 is about 738.1294930710.

The spelling of 402158892 in words is "four hundred two million, one hundred fifty-eight thousand, eight hundred ninety-two".