53168236 has 24 divisors (see below), whose sum is σ = 102899664. Its totient is φ = 23834880.

The previous prime is 53168209. The next prime is 53168239. The reversal of 53168236 is 63286135.

It is a super-2 number, since 2×53168236² = 5653722638703392, which contains 22 as substring.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (53168239) 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, 5065 + ... + 11488.

It is an arithmetic number, because the mean of its divisors is an integer number (4287486).

Almost surely, 2^53168236 is an apocalyptic number.

It is an amenable number.

53168236 is a deficient number, since it is larger than the sum of its proper divisors (49731428).

53168236 is a wasteful number, since it uses less digits than its factorization.

53168236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16641 (or 16639 counting only the distinct ones).

The product of its digits is 25920, while the sum is 34.

The square root of 53168236 is about 7291.6552304672. The cubic root of 53168236 is about 376.0256037341.

The spelling of 53168236 in words is "fifty-three million, one hundred sixty-eight thousand, two hundred thirty-six".