49447568 has 10 divisors (see below), whose sum is σ = 95804694. Its totient is φ = 24723776.

The previous prime is 49447553. The next prime is 49447579. The reversal of 49447568 is 86574494.

It can be written as a sum of positive squares in only one way, i.e., 48888064 + 559504 = 6992^2 + 748^2 .

It is a super-2 number, since 2×49447568² = 4890123962229248, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1545221 + ... + 1545252.

Almost surely, 2^49447568 is an apocalyptic number.

It is an amenable number.

49447568 is a deficient number, since it is larger than the sum of its proper divisors (46357126).

49447568 is a wasteful number, since it uses less digits than its factorization.

49447568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3090481 (or 3090475 counting only the distinct ones).

The product of its digits is 967680, while the sum is 47.

The square root of 49447568 is about 7031.8964725030. The cubic root of 49447568 is about 367.0413374974.

The spelling of 49447568 in words is "forty-nine million, four hundred forty-seven thousand, five hundred sixty-eight".