49742064 has 30 divisors (see below), whose sum is σ = 139209096. Its totient is φ = 16580640.

The previous prime is 49742059. The next prime is 49742071. The reversal of 49742064 is 46024794.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 172572 + ... + 172859.

Almost surely, 2^49742064 is an apocalyptic number.

It is an amenable number.

49742064 is an abundant number, since it is smaller than the sum of its proper divisors (89467032).

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

49742064 is a wasteful number, since it uses less digits than its factorization.

49742064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 345445 (or 345436 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 36.

The square root of 49742064 is about 7052.8053992720. The cubic root of 49742064 is about 367.7685611556.

The spelling of 49742064 in words is "forty-nine million, seven hundred forty-two thousand, sixty-four".