53525807 has 6 divisors (see below), whose sum is σ = 55954752. Its totient is φ = 51198092.

The previous prime is 53525783. The next prime is 53525819. The reversal of 53525807 is 70852535.

It is a de Polignac number, because none of the positive numbers 2^k-53525807 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53525887) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 50063 + ... + 51120.

It is an arithmetic number, because the mean of its divisors is an integer number (9325792).

Almost surely, 2^53525807 is an apocalyptic number.

53525807 is a deficient number, since it is larger than the sum of its proper divisors (2428945).

53525807 is a wasteful number, since it uses less digits than its factorization.

53525807 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101229 (or 101206 counting only the distinct ones).

The product of its (nonzero) digits is 42000, while the sum is 35.

The square root of 53525807 is about 7316.1333366745. The cubic root of 53525807 is about 376.8666795648.

The spelling of 53525807 in words is "fifty-three million, five hundred twenty-five thousand, eight hundred seven".