51922838 has 16 divisors (see below), whose sum is σ = 85075920. Its totient is φ = 23570400.

The previous prime is 51922837. The next prime is 51922841. The reversal of 51922838 is 83822915.

It is a super-2 number, since 2×51922838² = 5391962211948488, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51922837) 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, 29528 + ... + 31236.

It is an arithmetic number, because the mean of its divisors is an integer number (5317245).

Almost surely, 2^51922838 is an apocalyptic number.

51922838 is a deficient number, since it is larger than the sum of its proper divisors (33153082).

51922838 is a wasteful number, since it uses less digits than its factorization.

51922838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3103.

The product of its digits is 34560, while the sum is 38.

The square root of 51922838 is about 7205.7503426083. The cubic root of 51922838 is about 373.0664037584.

The spelling of 51922838 in words is "fifty-one million, nine hundred twenty-two thousand, eight hundred thirty-eight".