52573257 has 12 divisors (see below), whose sum is σ = 82842864. Its totient is φ = 31862520.

The previous prime is 52573243. The next prime is 52573271. The reversal of 52573257 is 75237525.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (52573243) and next prime (52573271).

It is not a de Polignac number, because 52573257 - 2¹¹ = 52571209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52573657) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 265423 + ... + 265620.

It is an arithmetic number, because the mean of its divisors is an integer number (6903572).

Almost surely, 2^52573257 is an apocalyptic number.

It is an amenable number.

52573257 is a deficient number, since it is larger than the sum of its proper divisors (30269607).

52573257 is a wasteful number, since it uses less digits than its factorization.

52573257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 531060 (or 531057 counting only the distinct ones).

The product of its digits is 73500, while the sum is 36.

The square root of 52573257 is about 7250.7418241170. The cubic root of 52573257 is about 374.6177010592.

The spelling of 52573257 in words is "fifty-two million, five hundred seventy-three thousand, two hundred fifty-seven".