51622753 has 32 divisors (see below), whose sum is σ = 67961600. Its totient is φ = 38071296.

The previous prime is 51622729. The next prime is 51622771. The reversal of 51622753 is 35722615.

51622753 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 51622753 - 2¹³ = 51614561 is a prime.

It is not an unprimeable number, because it can be changed into a prime (51622723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 126013 + ... + 126421.

It is an arithmetic number, because the mean of its divisors is an integer number (2123800).

Almost surely, 2^51622753 is an apocalyptic number.

It is an amenable number.

51622753 is a deficient number, since it is larger than the sum of its proper divisors (16338847).

51622753 is a wasteful number, since it uses less digits than its factorization.

51622753 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 521.

The product of its digits is 12600, while the sum is 31.

The square root of 51622753 is about 7184.8975636400. The cubic root of 51622753 is about 372.3463095835.

The spelling of 51622753 in words is "fifty-one million, six hundred twenty-two thousand, seven hundred fifty-three".