53313933 has 16 divisors (see below), whose sum is σ = 73322496. Its totient is φ = 34439280.

The previous prime is 53313907. The next prime is 53313959. The reversal of 53313933 is 33931335.

It is an interprime number because it is at equal distance from previous prime (53313907) and next prime (53313959).

It is not a de Polignac number, because 53313933 - 2¹⁷ = 53182861 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53313933.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53313133) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12688 + ... + 16358.

It is an arithmetic number, because the mean of its divisors is an integer number (4582656).

Almost surely, 2^53313933 is an apocalyptic number.

It is an amenable number.

53313933 is a deficient number, since it is larger than the sum of its proper divisors (20008563).

53313933 is a wasteful number, since it uses less digits than its factorization.

53313933 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3824.

The product of its digits is 10935, while the sum is 30.

The square root of 53313933 is about 7301.6390625667. The cubic root of 53313933 is about 376.3687649856.

The spelling of 53313933 in words is "fifty-three million, three hundred thirteen thousand, nine hundred thirty-three".