402205536 has 36 divisors (see below), whose sum is σ = 1143772812. Its totient is φ = 134068416.

The previous prime is 402205519. The next prime is 402205541. The reversal of 402205536 is 635502204.

402205536 is a `hidden beast` number, since 402 + 205 + 53 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 697986 + ... + 698561.

It is an arithmetic number, because the mean of its divisors is an integer number (31771467).

Almost surely, 2^402205536 is an apocalyptic number.

It is an amenable number.

402205536 is an abundant number, since it is smaller than the sum of its proper divisors (741567276).

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

402205536 is a wasteful number, since it uses less digits than its factorization.

402205536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1396563 (or 1396552 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 402205536 is about 20055.0626027445. The cubic root of 402205536 is about 738.1580290400.

The spelling of 402205536 in words is "four hundred two million, two hundred five thousand, five hundred thirty-six".