53394925 has 6 divisors (see below), whose sum is σ = 66209738. Its totient is φ = 42715920.

The previous prime is 53394907. The next prime is 53394931. The reversal of 53394925 is 52949335.

It can be written as a sum of positive squares in 3 ways, for example, as 352836 + 53042089 = 594^2 + 7283^2 .

It is not a de Polignac number, because 53394925 - 2¹¹ = 53392877 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1067874 + ... + 1067923.

Almost surely, 2^53394925 is an apocalyptic number.

It is an amenable number.

53394925 is a deficient number, since it is larger than the sum of its proper divisors (12814813).

53394925 is a wasteful number, since it uses less digits than its factorization.

53394925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2135807 (or 2135802 counting only the distinct ones).

The product of its digits is 145800, while the sum is 40.

The square root of 53394925 is about 7307.1831097900. The cubic root of 53394925 is about 376.5592557528.

The spelling of 53394925 in words is "fifty-three million, three hundred ninety-four thousand, nine hundred twenty-five".