49397944 has 8 divisors (see below), whose sum is σ = 92621160. Its totient is φ = 24698968.

The previous prime is 49397921. The next prime is 49397963. The reversal of 49397944 is 44979394.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3087364 + ... + 3087379.

It is an arithmetic number, because the mean of its divisors is an integer number (11577645).

Almost surely, 2^49397944 is an apocalyptic number.

It is an amenable number.

49397944 is a deficient number, since it is larger than the sum of its proper divisors (43223216).

49397944 is a wasteful number, since it uses less digits than its factorization.

49397944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6174749 (or 6174745 counting only the distinct ones).

The product of its digits is 979776, while the sum is 49.

The square root of 49397944 is about 7028.3670934293. The cubic root of 49397944 is about 366.9185127459.

The spelling of 49397944 in words is "forty-nine million, three hundred ninety-seven thousand, nine hundred forty-four".