165194352 has 30 divisors (see below), whose sum is σ = 462315152. Its totient is φ = 55064736.

The previous prime is 165194333. The next prime is 165194357. The reversal of 165194352 is 253491561.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165194357) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 573448 + ... + 573735.

Almost surely, 2^165194352 is an apocalyptic number.

165194352 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

165194352 is an abundant number, since it is smaller than the sum of its proper divisors (297120800).

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

165194352 is a wasteful number, since it uses less digits than its factorization.

165194352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1147197 (or 1147188 counting only the distinct ones).

The product of its digits is 32400, while the sum is 36.

The square root of 165194352 is about 12852.7954935882. The cubic root of 165194352 is about 548.6959208714.

The spelling of 165194352 in words is "one hundred sixty-five million, one hundred ninety-four thousand, three hundred fifty-two".