49591907 has 4 divisors (see below), whose sum is σ = 52509096. Its totient is φ = 46674720.

The previous prime is 49591897. The next prime is 49591931. The reversal of 49591907 is 70919594.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 49591907 - 2⁴ = 49591891 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49591937) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1458569 + ... + 1458602.

It is an arithmetic number, because the mean of its divisors is an integer number (13127274).

Almost surely, 2^49591907 is an apocalyptic number.

49591907 is a deficient number, since it is larger than the sum of its proper divisors (2917189).

49591907 is a wasteful number, since it uses less digits than its factorization.

49591907 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2917188.

The product of its (nonzero) digits is 102060, while the sum is 44.

The square root of 49591907 is about 7042.1521568339. The cubic root of 49591907 is about 367.3981256177.

The spelling of 49591907 in words is "forty-nine million, five hundred ninety-one thousand, nine hundred seven".