51862422 has 16 divisors (see below), whose sum is σ = 105273792. Its totient is φ = 17029320.

The previous prime is 51862409. The next prime is 51862423. The reversal of 51862422 is 22426815.

It is a self number, because there is not a number n which added to its sum of digits gives 51862422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51862423) 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, 64104 + ... + 64907.

It is an arithmetic number, because the mean of its divisors is an integer number (6579612).

Almost surely, 2^51862422 is an apocalyptic number.

51862422 is an abundant number, since it is smaller than the sum of its proper divisors (53411370).

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

51862422 is a wasteful number, since it uses less digits than its factorization.

51862422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129083.

The product of its digits is 7680, while the sum is 30.

The square root of 51862422 is about 7201.5569150011. The cubic root of 51862422 is about 372.9216509652.

The spelling of 51862422 in words is "fifty-one million, eight hundred sixty-two thousand, four hundred twenty-two".