162139922 has 24 divisors (see below), whose sum is σ = 285682176. Its totient is φ = 68809608.

The previous prime is 162139921. The next prime is 162139979. The reversal of 162139922 is 229931261.

162139922 = T₂₅₄₈ + T₂₅₄₉ + ... + T₂₅₉₆.

It is not an unprimeable number, because it can be changed into a prime (162139921) 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, 2063 + ... + 18125.

It is an arithmetic number, because the mean of its divisors is an integer number (11903424).

Almost surely, 2^162139922 is an apocalyptic number.

162139922 is a deficient number, since it is larger than the sum of its proper divisors (123542254).

162139922 is a wasteful number, since it uses less digits than its factorization.

162139922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16182 (or 16175 counting only the distinct ones).

The product of its digits is 11664, while the sum is 35.

The square root of 162139922 is about 12733.4175302626. The cubic root of 162139922 is about 545.2930803072.

The spelling of 162139922 in words is "one hundred sixty-two million, one hundred thirty-nine thousand, nine hundred twenty-two".