49249555 has 16 divisors (see below), whose sum is σ = 61959744. Its totient is φ = 37509120.

The previous prime is 49249549. The next prime is 49249559. The reversal of 49249555 is 55594294.

It is not a de Polignac number, because 49249555 - 2⁹ = 49249043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49249559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26827 + ... + 28603.

It is an arithmetic number, because the mean of its divisors is an integer number (3872484).

Almost surely, 2^49249555 is an apocalyptic number.

49249555 is a deficient number, since it is larger than the sum of its proper divisors (12710189).

49249555 is a wasteful number, since it uses less digits than its factorization.

49249555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2046.

The product of its digits is 324000, while the sum is 43.

The square root of 49249555 is about 7017.8027188002. The cubic root of 49249555 is about 366.5507425088.

The spelling of 49249555 in words is "forty-nine million, two hundred forty-nine thousand, five hundred fifty-five".