49739136 has 32 divisors (see below), whose sum is σ = 132120600. Its totient is φ = 16579584.

The previous prime is 49739119. The next prime is 49739141. The reversal of 49739136 is 63193794.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64381 + ... + 65148.

Almost surely, 2^49739136 is an apocalyptic number.

It is an amenable number.

49739136 is an abundant number, since it is smaller than the sum of its proper divisors (82381464).

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

49739136 is a wasteful number, since it uses less digits than its factorization.

49739136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129546 (or 129534 counting only the distinct ones).

The product of its digits is 122472, while the sum is 42.

The square root of 49739136 is about 7052.5978192436. The cubic root of 49739136 is about 367.7613449460.

The spelling of 49739136 in words is "forty-nine million, seven hundred thirty-nine thousand, one hundred thirty-six".