51357752 has 16 divisors (see below), whose sum is σ = 96655200. Its totient is φ = 25583040.

The previous prime is 51357751. The next prime is 51357769. The reversal of 51357752 is 25775315.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51357751) 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, 9677 + ... + 14012.

It is an arithmetic number, because the mean of its divisors is an integer number (6040950).

Almost surely, 2^51357752 is an apocalyptic number.

It is an amenable number.

51357752 is a deficient number, since it is larger than the sum of its proper divisors (45297448).

51357752 is a wasteful number, since it uses less digits than its factorization.

51357752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23966 (or 23962 counting only the distinct ones).

The product of its digits is 36750, while the sum is 35.

The square root of 51357752 is about 7166.4323062456. The cubic root of 51357752 is about 371.7080802273.

The spelling of 51357752 in words is "fifty-one million, three hundred fifty-seven thousand, seven hundred fifty-two".