49397320 has 32 divisors (see below), whose sum is σ = 127022400. Its totient is φ = 16936128.

The previous prime is 49397311. The next prime is 49397339. The reversal of 49397320 is 2379394.

It is a self number, because there is not a number n which added to its sum of digits gives 49397320.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87930 + ... + 88489.

It is an arithmetic number, because the mean of its divisors is an integer number (3969450).

Almost surely, 2^49397320 is an apocalyptic number.

49397320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

49397320 is an abundant number, since it is smaller than the sum of its proper divisors (77625080).

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

49397320 is a wasteful number, since it uses less digits than its factorization.

49397320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176437 (or 176433 counting only the distinct ones).

The product of its (nonzero) digits is 40824, while the sum is 37.

The square root of 49397320 is about 7028.3227017547. The cubic root of 49397320 is about 366.9169677551.

The spelling of 49397320 in words is "forty-nine million, three hundred ninety-seven thousand, three hundred twenty".