51629108 has 12 divisors (see below), whose sum is σ = 90462372. Its totient is φ = 25782720.

The previous prime is 51629093. The next prime is 51629113. The reversal of 51629108 is 80192615.

It can be written as a sum of positive squares in 2 ways, for example, as 44382244 + 7246864 = 6662^2 + 2692^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4103 + ... + 10958.

It is an arithmetic number, because the mean of its divisors is an integer number (7538531).

Almost surely, 2^51629108 is an apocalyptic number.

It is an amenable number.

51629108 is a deficient number, since it is larger than the sum of its proper divisors (38833264).

51629108 is a wasteful number, since it uses less digits than its factorization.

51629108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15922 (or 15920 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 32.

The square root of 51629108 is about 7185.3397971147. The cubic root of 51629108 is about 372.3615881417.

The spelling of 51629108 in words is "fifty-one million, six hundred twenty-nine thousand, one hundred eight".