50857444 has 12 divisors (see below), whose sum is σ = 97091568. Its totient is φ = 23117000.

The previous prime is 50857441. The next prime is 50857447. The reversal of 50857444 is 44475805.

It is an interprime number because it is at equal distance from previous prime (50857441) and next prime (50857447).

It is a super-2 number, since 2×50857444² = 5172959220426272, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (50857441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 577882 + ... + 577969.

It is an arithmetic number, because the mean of its divisors is an integer number (8090964).

Almost surely, 2^50857444 is an apocalyptic number.

It is an amenable number.

50857444 is a deficient number, since it is larger than the sum of its proper divisors (46234124).

50857444 is a wasteful number, since it uses less digits than its factorization.

50857444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1155866 (or 1155864 counting only the distinct ones).

The product of its (nonzero) digits is 89600, while the sum is 37.

The square root of 50857444 is about 7131.4405276914. The cubic root of 50857444 is about 370.4971257812.

The spelling of 50857444 in words is "fifty million, eight hundred fifty-seven thousand, four hundred forty-four".