164812942 has 16 divisors (see below), whose sum is σ = 282970080. Its totient is φ = 70525728.

The previous prime is 164812931. The next prime is 164812969. The reversal of 164812942 is 249218461.

164812942 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 784 + ... + 18172.

It is an arithmetic number, because the mean of its divisors is an integer number (17685630).

Almost surely, 2^164812942 is an apocalyptic number.

164812942 is a deficient number, since it is larger than the sum of its proper divisors (118157138).

164812942 is a wasteful number, since it uses less digits than its factorization.

164812942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18075.

The product of its digits is 27648, while the sum is 37.

The square root of 164812942 is about 12837.9492910667. The cubic root of 164812942 is about 548.2733087988.

The spelling of 164812942 in words is "one hundred sixty-four million, eight hundred twelve thousand, nine hundred forty-two".