50404512 has 48 divisors (see below), whose sum is σ = 136588032. Its totient is φ = 16258560.

The previous prime is 50404499. The next prime is 50404531. The reversal of 50404512 is 21540405.

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-2 number, since 2×50404512² = 5081229659916288, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5493 + ... + 11444.

It is an arithmetic number, because the mean of its divisors is an integer number (2845584).

Almost surely, 2^50404512 is an apocalyptic number.

It is an amenable number.

50404512 is an abundant number, since it is smaller than the sum of its proper divisors (86183520).

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

50404512 is a wasteful number, since it uses less digits than its factorization.

50404512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16981 (or 16973 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 21.

The square root of 50404512 is about 7099.6135106075. The cubic root of 50404512 is about 369.3939726169.

Adding to 50404512 its reverse (21540405), we get a palindrome (71944917).

The spelling of 50404512 in words is "fifty million, four hundred four thousand, five hundred twelve".