50557740 has 48 divisors (see below), whose sum is σ = 141872640. Its totient is φ = 13452480.

The previous prime is 50557733. The next prime is 50557753. The reversal of 50557740 is 4775505.

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48141 + ... + 49179.

It is an arithmetic number, because the mean of its divisors is an integer number (2955680).

Almost surely, 2^50557740 is an apocalyptic number.

It is an amenable number.

50557740 is an abundant number, since it is smaller than the sum of its proper divisors (91314900).

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

50557740 is a wasteful number, since it uses less digits than its factorization.

50557740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1862 (or 1860 counting only the distinct ones).

The product of its (nonzero) digits is 24500, while the sum is 33.

The square root of 50557740 is about 7110.3966134105. The cubic root of 50557740 is about 369.7679089870.

The spelling of 50557740 in words is "fifty million, five hundred fifty-seven thousand, seven hundred forty".