51232057 has 8 divisors (see below), whose sum is σ = 53611520. Its totient is φ = 48898080.

The previous prime is 51232039. The next prime is 51232061. The reversal of 51232057 is 75023215.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-51232057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51232157) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9057 + ... + 13582.

It is an arithmetic number, because the mean of its divisors is an integer number (6701440).

Almost surely, 2^51232057 is an apocalyptic number.

It is an amenable number.

51232057 is a deficient number, since it is larger than the sum of its proper divisors (2379463).

51232057 is a wasteful number, since it uses less digits than its factorization.

51232057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22743.

The product of its (nonzero) digits is 2100, while the sum is 25.

The square root of 51232057 is about 7157.6572284512. The cubic root of 51232057 is about 371.4045881316.

The spelling of 51232057 in words is "fifty-one million, two hundred thirty-two thousand, fifty-seven".