49457916 has 36 divisors (see below), whose sum is σ = 125361600. Its totient is φ = 16440768.

The previous prime is 49457909. The next prime is 49457917. The reversal of 49457916 is 61975494.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49457917) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13045 + ... + 16403.

Almost surely, 2^49457916 is an apocalyptic number.

It is an amenable number.

49457916 is an abundant number, since it is smaller than the sum of its proper divisors (75903684).

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

49457916 is a wasteful number, since it uses less digits than its factorization.

49457916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3778 (or 3773 counting only the distinct ones).

The product of its digits is 272160, while the sum is 45.

The square root of 49457916 is about 7032.6322241391. The cubic root of 49457916 is about 367.0669395576.

The spelling of 49457916 in words is "forty-nine million, four hundred fifty-seven thousand, nine hundred sixteen".