162154542 has 32 divisors (see below), whose sum is σ = 354616704. Its totient is φ = 49023200.

The previous prime is 162154523. The next prime is 162154567. The reversal of 162154542 is 245451261.

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, 28192 + ... + 33452.

It is an arithmetic number, because the mean of its divisors is an integer number (11081772).

Almost surely, 2^162154542 is an apocalyptic number.

162154542 is an abundant number, since it is smaller than the sum of its proper divisors (192462162).

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

162154542 is a wasteful number, since it uses less digits than its factorization.

162154542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5744.

The product of its digits is 9600, while the sum is 30.

The square root of 162154542 is about 12733.9915972958. The cubic root of 162154542 is about 545.3094693312.

The spelling of 162154542 in words is "one hundred sixty-two million, one hundred fifty-four thousand, five hundred forty-two".