162542646 has 32 divisors (see below), whose sum is σ = 412807680. Its totient is φ = 46440648.

The previous prime is 162542621. The next prime is 162542659. The reversal of 162542646 is 646245261.

162542646 is a `hidden beast` number, since 1 + 6 + 2 + 5 + 4 + 2 + 646 = 666.

It is a super-2 number, since 2×162542646² = 52840223537362632, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 162542646.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 214626 + ... + 215381.

It is an arithmetic number, because the mean of its divisors is an integer number (12900240).

Almost surely, 2^162542646 is an apocalyptic number.

162542646 is an abundant number, since it is smaller than the sum of its proper divisors (250265034).

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

162542646 is a wasteful number, since it uses less digits than its factorization.

162542646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 430025 (or 430019 counting only the distinct ones).

The product of its digits is 69120, while the sum is 36.

The square root of 162542646 is about 12749.2213879907. The cubic root of 162542646 is about 545.7441743202.

The spelling of 162542646 in words is "one hundred sixty-two million, five hundred forty-two thousand, six hundred forty-six".