162385947 has 12 divisors (see below), whose sum is σ = 234675064. Its totient is φ = 108203040.

The previous prime is 162385943. The next prime is 162385969. The reversal of 162385947 is 749583261.

162385947 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 162385947 - 2² = 162385943 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (162385943) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23703 + ... + 29775.

Almost surely, 2^162385947 is an apocalyptic number.

162385947 is a deficient number, since it is larger than the sum of its proper divisors (72289117).

162385947 is a wasteful number, since it uses less digits than its factorization.

162385947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9050 (or 9047 counting only the distinct ones).

The product of its digits is 362880, while the sum is 45.

The square root of 162385947 is about 12743.0744720417. The cubic root of 162385947 is about 545.5687433093.

The spelling of 162385947 in words is "one hundred sixty-two million, three hundred eighty-five thousand, nine hundred forty-seven".