53249625 has 96 divisors (see below), whose sum is σ = 113113728. Its totient is φ = 23760000.

The previous prime is 53249591. The next prime is 53249633. The reversal of 53249625 is 52694235.

53249625 is a `hidden beast` number, since 5 + 3 + 24 + 9 + 625 = 666.

It is not a de Polignac number, because 53249625 - 2⁶ = 53249561 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 53249625.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 160710 + ... + 161040.

It is an arithmetic number, because the mean of its divisors is an integer number (1178268).

Almost surely, 2^53249625 is an apocalyptic number.

53249625 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

53249625 is an abundant number, since it is smaller than the sum of its proper divisors (59864103).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53249625 is a wasteful number, since it uses less digits than its factorization.

53249625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 376 (or 363 counting only the distinct ones).

The product of its digits is 64800, while the sum is 36.

The square root of 53249625 is about 7297.2340650414. The cubic root of 53249625 is about 376.2173770385.

The spelling of 53249625 in words is "fifty-three million, two hundred forty-nine thousand, six hundred twenty-five".