165454652 has 12 divisors (see below), whose sum is σ = 315868056. Its totient is φ = 75206640.

The previous prime is 165454651. The next prime is 165454687. The reversal of 165454652 is 256454561.

It is a super-2 number, since 2×165454652² = 54750483736882208, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165454651) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1880123 + ... + 1880210.

It is an arithmetic number, because the mean of its divisors is an integer number (26322338).

Almost surely, 2^165454652 is an apocalyptic number.

It is an amenable number.

165454652 is a deficient number, since it is larger than the sum of its proper divisors (150413404).

165454652 is a wasteful number, since it uses less digits than its factorization.

165454652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3760348 (or 3760346 counting only the distinct ones).

The product of its digits is 144000, while the sum is 38.

The square root of 165454652 is about 12862.9177094468. The cubic root of 165454652 is about 548.9839666276.

Subtracting 165454652 from its reverse (256454561), we obtain a palindrome (90999909).

The spelling of 165454652 in words is "one hundred sixty-five million, four hundred fifty-four thousand, six hundred fifty-two".