53228525 has 12 divisors (see below), whose sum is σ = 75432672. Its totient is φ = 36499440.

The previous prime is 53228507. The next prime is 53228551. The reversal of 53228525 is 52582235.

It is not a de Polignac number, because 53228525 - 2⁸ = 53228269 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 53228491 and 53228500.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 151907 + ... + 152256.

It is an arithmetic number, because the mean of its divisors is an integer number (6286056).

Almost surely, 2^53228525 is an apocalyptic number.

It is an amenable number.

53228525 is a deficient number, since it is larger than the sum of its proper divisors (22204147).

53228525 is a wasteful number, since it uses less digits than its factorization.

53228525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304180 (or 304175 counting only the distinct ones).

The product of its digits is 24000, while the sum is 32.

The square root of 53228525 is about 7295.7881685257. The cubic root of 53228525 is about 376.1676788145.

The spelling of 53228525 in words is "fifty-three million, two hundred twenty-eight thousand, five hundred twenty-five".