49149575 has 6 divisors (see below), whose sum is σ = 60945504. Its totient is φ = 39319640.

The previous prime is 49149563. The next prime is 49149589. The reversal of 49149575 is 57594194.

It is not a de Polignac number, because 49149575 - 2⁶ = 49149511 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 982967 + ... + 983016.

It is an arithmetic number, because the mean of its divisors is an integer number (10157584).

Almost surely, 2^49149575 is an apocalyptic number.

49149575 is a deficient number, since it is larger than the sum of its proper divisors (11795929).

49149575 is a wasteful number, since it uses less digits than its factorization.

49149575 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1965993 (or 1965988 counting only the distinct ones).

The product of its digits is 226800, while the sum is 44.

The square root of 49149575 is about 7010.6757876827. The cubic root of 49149575 is about 366.3025333599.

The spelling of 49149575 in words is "forty-nine million, one hundred forty-nine thousand, five hundred seventy-five".