50479980 has 24 divisors (see below), whose sum is σ = 141344112. Its totient is φ = 13461312.

The previous prime is 50479939. The next prime is 50479993. The reversal of 50479980 is 8997405.

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, 420607 + ... + 420726.

It is an arithmetic number, because the mean of its divisors is an integer number (5889338).

Almost surely, 2^50479980 is an apocalyptic number.

It is an amenable number.

50479980 is an abundant number, since it is smaller than the sum of its proper divisors (90864132).

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

50479980 is a wasteful number, since it uses less digits than its factorization.

50479980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 841345 (or 841343 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 42.

The square root of 50479980 is about 7104.9264598587. The cubic root of 50479980 is about 369.5782386787.

The spelling of 50479980 in words is "fifty million, four hundred seventy-nine thousand, nine hundred eighty".