51583056 has 40 divisors (see below), whose sum is σ = 152293824. Its totient is φ = 14737920.

The previous prime is 51583033. The next prime is 51583057. The reversal of 51583056 is 65038515.

51583056 = 364² + 365² + ... + 587².

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51583057) 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, 76425 + ... + 77096.

Almost surely, 2^51583056 is an apocalyptic number.

51583056 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

51583056 is an abundant number, since it is smaller than the sum of its proper divisors (100710768).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

51583056 is a wasteful number, since it uses less digits than its factorization.

51583056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153539 (or 153533 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 33.

The square root of 51583056 is about 7182.1345016645. The cubic root of 51583056 is about 372.2508424946.

The spelling of 51583056 in words is "fifty-one million, five hundred eighty-three thousand, fifty-six".