49915458 has 12 divisors (see below), whose sum is σ = 108150198. Its totient is φ = 16638480.

The previous prime is 49915433. The next prime is 49915471. The reversal of 49915458 is 85451994.

49915458 is a `hidden beast` number, since 499 + 154 + 5 + 8 = 666.

49915458 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 34257609 + 15657849 = 5853^2 + 3957^2 .

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1386523 + ... + 1386558.

Almost surely, 2^49915458 is an apocalyptic number.

49915458 is an abundant number, since it is smaller than the sum of its proper divisors (58234740).

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

49915458 is a wasteful number, since it uses less digits than its factorization.

49915458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2773089 (or 2773086 counting only the distinct ones).

The product of its digits is 259200, while the sum is 45.

The square root of 49915458 is about 7065.0872606076. The cubic root of 49915458 is about 368.1953957997.

The spelling of 49915458 in words is "forty-nine million, nine hundred fifteen thousand, four hundred fifty-eight".