49679091 has 90 divisors (see below), whose sum is σ = 96858580. Its totient is φ = 24449040.

The previous prime is 49679089. The next prime is 49679107. The reversal of 49679091 is 19097694.

49679091 is a `hidden beast` number, since 496 + 79 + 0 + 91 = 666.

It is not a de Polignac number, because 49679091 - 2¹ = 49679089 is a prime.

It is not an unprimeable number, because it can be changed into a prime (49679041) by changing a digit.

It is a polite number, since it can be written in 89 ways as a sum of consecutive naturals, for example, 2614680 + ... + 2614698.

Almost surely, 2^49679091 is an apocalyptic number.

49679091 is a deficient number, since it is larger than the sum of its proper divisors (47179489).

49679091 is a wasteful number, since it uses less digits than its factorization.

49679091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75 (or 40 counting only the distinct ones).

The product of its (nonzero) digits is 122472, while the sum is 45.

The square root of 49679091 is about 7048.3395917053. The cubic root of 49679091 is about 367.6132984004.

The spelling of 49679091 in words is "forty-nine million, six hundred seventy-nine thousand, ninety-one".