52255957 has 4 divisors (see below), whose sum is σ = 56275660. Its totient is φ = 48236256.

The previous prime is 52255921. The next prime is 52255961. The reversal of 52255957 is 75955225.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 13205956 + 39050001 = 3634^2 + 6249^2 .

It is a cyclic number.

It is not a de Polignac number, because 52255957 - 2²³ = 43867349 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 (52255157) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2009832 + ... + 2009857.

It is an arithmetic number, because the mean of its divisors is an integer number (14068915).

Almost surely, 2^52255957 is an apocalyptic number.

It is an amenable number.

52255957 is a deficient number, since it is larger than the sum of its proper divisors (4019703).

52255957 is a wasteful number, since it uses less digits than its factorization.

52255957 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4019702.

The product of its digits is 157500, while the sum is 40.

The square root of 52255957 is about 7228.8281899627. The cubic root of 52255957 is about 373.8625253739.

The spelling of 52255957 in words is "fifty-two million, two hundred fifty-five thousand, nine hundred fifty-seven".