50115812 has 12 divisors (see below), whose sum is σ = 89742576. Its totient is φ = 24475080.

The previous prime is 50115761. The next prime is 50115829. The reversal of 50115812 is 21851105.

It is a super-2 number, since 2×50115812² = 5023189224838688, which contains 22 as substring.

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, 145514 + ... + 145857.

It is an arithmetic number, because the mean of its divisors is an integer number (7478548).

Almost surely, 2^50115812 is an apocalyptic number.

It is an amenable number.

50115812 is a deficient number, since it is larger than the sum of its proper divisors (39626764).

50115812 is a wasteful number, since it uses less digits than its factorization.

50115812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 291418 (or 291416 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 23.

The square root of 50115812 is about 7079.2522203973. The cubic root of 50115812 is about 368.6873672423.

Adding to 50115812 its reverse (21851105), we get a palindrome (71966917).

The spelling of 50115812 in words is "fifty million, one hundred fifteen thousand, eight hundred twelve".