49739328 has 42 divisors (see below), whose sum is σ = 142570454. Its totient is φ = 16579584.

The previous prime is 49739311. The next prime is 49739383. The reversal of 49739328 is 82393794.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 49112064 + 627264 = 7008^2 + 792^2 .

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, 42601 + ... + 43752.

Almost surely, 2^49739328 is an apocalyptic number.

49739328 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

49739328 is an abundant number, since it is smaller than the sum of its proper divisors (92831126).

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

49739328 is a wasteful number, since it uses less digits than its factorization.

49739328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86371 (or 86358 counting only the distinct ones).

The product of its digits is 326592, while the sum is 45.

The square root of 49739328 is about 7052.6114312360. The cubic root of 49739328 is about 367.7618181488.

The spelling of 49739328 in words is "forty-nine million, seven hundred thirty-nine thousand, three hundred twenty-eight".