165794370 has 64 divisors (see below), whose sum is σ = 481510656. Its totient is φ = 35665920.

The previous prime is 165794359. The next prime is 165794383. The reversal of 165794370 is 73497561.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19651 + ... + 26790.

It is an arithmetic number, because the mean of its divisors is an integer number (7523604).

Almost surely, 2^165794370 is an apocalyptic number.

165794370 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

165794370 is an abundant number, since it is smaller than the sum of its proper divisors (315716286).

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

165794370 is a wasteful number, since it uses less digits than its factorization.

165794370 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46475.

The product of its (nonzero) digits is 158760, while the sum is 42.

The square root of 165794370 is about 12876.1162622897. The cubic root of 165794370 is about 549.3594415900.

The spelling of 165794370 in words is "one hundred sixty-five million, seven hundred ninety-four thousand, three hundred seventy".