52625497 has 6 divisors (see below), whose sum is σ = 55541418. Its totient is φ = 49855392.

The previous prime is 52625491. The next prime is 52625513. The reversal of 52625497 is 79452625.

It can be written as a sum of positive squares in only one way, i.e., 33362176 + 19263321 = 5776^2 + 4389^2 .

It is a de Polignac number, because none of the positive numbers 2^k-52625497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52625491) 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, 72528 + ... + 73249.

It is an arithmetic number, because the mean of its divisors is an integer number (9256903).

Almost surely, 2^52625497 is an apocalyptic number.

It is an amenable number.

52625497 is a deficient number, since it is larger than the sum of its proper divisors (2915921).

52625497 is a wasteful number, since it uses less digits than its factorization.

52625497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145815 (or 145796 counting only the distinct ones).

The product of its digits is 151200, while the sum is 40.

The square root of 52625497 is about 7254.3433196948. The cubic root of 52625497 is about 374.7417409951.

The spelling of 52625497 in words is "fifty-two million, six hundred twenty-five thousand, four hundred ninety-seven".