165732052 has 6 divisors (see below), whose sum is σ = 290031098. Its totient is φ = 82866024.

The previous prime is 165731987. The next prime is 165732067. The reversal of 165732052 is 250237561.

It can be written as a sum of positive squares in only one way, i.e., 165019716 + 712336 = 12846^2 + 844^2 .

It is a super-2 number, since 2×165732052² = 54934226120261408, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20716503 + ... + 20716510.

Almost surely, 2^165732052 is an apocalyptic number.

It is an amenable number.

165732052 is a deficient number, since it is larger than the sum of its proper divisors (124299046).

165732052 is a wasteful number, since it uses less digits than its factorization.

165732052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41433017 (or 41433015 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 31.

The square root of 165732052 is about 12873.6961281522. The cubic root of 165732052 is about 549.2906027589.

The spelling of 165732052 in words is "one hundred sixty-five million, seven hundred thirty-two thousand, fifty-two".