51465822 has 16 divisors (see below), whose sum is σ = 104619792. Its totient is φ = 16873920.

The previous prime is 51465811. The next prime is 51465833. The reversal of 51465822 is 22856415.

51465822 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (51465811) and next prime (51465833).

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 69943 + ... + 70674.

It is an arithmetic number, because the mean of its divisors is an integer number (6538737).

Almost surely, 2^51465822 is an apocalyptic number.

51465822 is an abundant number, since it is smaller than the sum of its proper divisors (53153970).

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

51465822 is a wasteful number, since it uses less digits than its factorization.

51465822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140683.

The product of its digits is 19200, while the sum is 33.

The square root of 51465822 is about 7173.9683578895. The cubic root of 51465822 is about 371.9686208935.

The spelling of 51465822 in words is "fifty-one million, four hundred sixty-five thousand, eight hundred twenty-two".