405201156 has 24 divisors (see below), whose sum is σ = 948991680. Its totient is φ = 134563872.

The previous prime is 405201149. The next prime is 405201229. The reversal of 405201156 is 651102504.

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, 59536 + ... + 65991.

It is an arithmetic number, because the mean of its divisors is an integer number (39541320).

Almost surely, 2^405201156 is an apocalyptic number.

It is an amenable number.

405201156 is an abundant number, since it is smaller than the sum of its proper divisors (543790524).

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

405201156 is a wasteful number, since it uses less digits than its factorization.

405201156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125803 (or 125801 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 405201156 is about 20129.6089380792. The cubic root of 405201156 is about 739.9860942115.

The spelling of 405201156 in words is "four hundred five million, two hundred one thousand, one hundred fifty-six".