162397404 has 36 divisors (see below), whose sum is σ = 442083096. Its totient is φ = 49968288.

The previous prime is 162397399. The next prime is 162397421. The reversal of 162397404 is 404793261.

162397404 is a `hidden beast` number, since 16 + 239 + 7 + 404 = 666.

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

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 173034 + ... + 173969.

It is an arithmetic number, because the mean of its divisors is an integer number (12280086).

Almost surely, 2^162397404 is an apocalyptic number.

It is an amenable number.

162397404 is an abundant number, since it is smaller than the sum of its proper divisors (279685692).

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

162397404 is a wasteful number, since it uses less digits than its factorization.

162397404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347026 (or 347021 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The square root of 162397404 is about 12743.5240024100. The cubic root of 162397404 is about 545.5815737177.

The spelling of 162397404 in words is "one hundred sixty-two million, three hundred ninety-seven thousand, four hundred four".