51835916 has 18 divisors (see below), whose sum is σ = 99710100. Its totient is φ = 23561560.

The previous prime is 51835897. The next prime is 51835969. The reversal of 51835916 is 61953815.

It is a self number, because there is not a number n which added to its sum of digits gives 51835916.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 53066 + ... + 54033.

It is an arithmetic number, because the mean of its divisors is an integer number (5539450).

Almost surely, 2^51835916 is an apocalyptic number.

It is an amenable number.

51835916 is a deficient number, since it is larger than the sum of its proper divisors (47874184).

51835916 is a wasteful number, since it uses less digits than its factorization.

51835916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107125 (or 107112 counting only the distinct ones).

The product of its digits is 32400, while the sum is 38.

The square root of 51835916 is about 7199.7163833029. The cubic root of 51835916 is about 372.8581088388.

The spelling of 51835916 in words is "fifty-one million, eight hundred thirty-five thousand, nine hundred sixteen".