53307275 has 24 divisors (see below), whose sum is σ = 75828480. Its totient is φ = 36416160.

The previous prime is 53307271. The next prime is 53307311. The reversal of 53307275 is 57270335.

It is not a de Polignac number, because 53307275 - 2² = 53307271 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53307271) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 72962 + ... + 73688.

It is an arithmetic number, because the mean of its divisors is an integer number (3159520).

Almost surely, 2^53307275 is an apocalyptic number.

53307275 is a deficient number, since it is larger than the sum of its proper divisors (22521205).

53307275 is a wasteful number, since it uses less digits than its factorization.

53307275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1163 (or 1158 counting only the distinct ones).

The product of its (nonzero) digits is 22050, while the sum is 32.

The square root of 53307275 is about 7301.1831233027. The cubic root of 53307275 is about 376.3530969891.

The spelling of 53307275 in words is "fifty-three million, three hundred seven thousand, two hundred seventy-five".