162398388 has 12 divisors (see below), whose sum is σ = 378929600. Its totient is φ = 54132792.

The previous prime is 162398351. The next prime is 162398407. The reversal of 162398388 is 883893261.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6766588 + ... + 6766611.

Almost surely, 2^162398388 is an apocalyptic number.

It is an amenable number.

162398388 is an abundant number, since it is smaller than the sum of its proper divisors (216531212).

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

162398388 is a wasteful number, since it uses less digits than its factorization.

162398388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13533206 (or 13533204 counting only the distinct ones).

The product of its digits is 497664, while the sum is 48.

The square root of 162398388 is about 12743.5626101966. The cubic root of 162398388 is about 545.5826756467.

The spelling of 162398388 in words is "one hundred sixty-two million, three hundred ninety-eight thousand, three hundred eighty-eight".