165106974 has 16 divisors (see below), whose sum is σ = 330353280. Its totient is φ = 55012440.

The previous prime is 165106973. The next prime is 165107051. The reversal of 165106974 is 479601561.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165106973) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15769 + ... + 24059.

It is an arithmetic number, because the mean of its divisors is an integer number (20647080).

Almost surely, 2^165106974 is an apocalyptic number.

165106974 is an abundant number, since it is smaller than the sum of its proper divisors (165246306).

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

165106974 is a wasteful number, since it uses less digits than its factorization.

165106974 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11615.

The product of its (nonzero) digits is 45360, while the sum is 39.

The square root of 165106974 is about 12849.3958612847. The cubic root of 165106974 is about 548.5991612925.

The spelling of 165106974 in words is "one hundred sixty-five million, one hundred six thousand, nine hundred seventy-four".