49615938 has 12 divisors (see below), whose sum is σ = 107501238. Its totient is φ = 16538640.

The previous prime is 49615933. The next prime is 49615981. The reversal of 49615938 is 83951694.

It is a happy number.

49615938 is a `hidden beast` number, since 496 + 159 + 3 + 8 = 666.

It can be written as a sum of positive squares in only one way, i.e., 25674489 + 23941449 = 5067^2 + 4893^2 .

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 49615893 and 49615902.

It is not an unprimeable number, because it can be changed into a prime (49615933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1378203 + ... + 1378238.

Almost surely, 2^49615938 is an apocalyptic number.

49615938 is an abundant number, since it is smaller than the sum of its proper divisors (57885300).

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

49615938 is a wasteful number, since it uses less digits than its factorization.

49615938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2756449 (or 2756446 counting only the distinct ones).

The product of its digits is 233280, while the sum is 45.

The square root of 49615938 is about 7043.8581757443. The cubic root of 49615938 is about 367.4574600211.

The spelling of 49615938 in words is "forty-nine million, six hundred fifteen thousand, nine hundred thirty-eight".