49423239 has 12 divisors (see below), whose sum is σ = 72097272. Its totient is φ = 32622000.

The previous prime is 49423217. The next prime is 49423249. The reversal of 49423239 is 93232494.

49423239 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 49423239 - 2⁹ = 49422727 is a prime.

It is a super-2 number, since 2×49423239² = 4885313106502242, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49423249) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 26277 + ... + 28094.

It is an arithmetic number, because the mean of its divisors is an integer number (6008106).

Almost surely, 2^49423239 is an apocalyptic number.

49423239 is a deficient number, since it is larger than the sum of its proper divisors (22674033).

49423239 is a wasteful number, since it uses less digits than its factorization.

49423239 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54478 (or 54475 counting only the distinct ones).

The product of its digits is 46656, while the sum is 36.

The square root of 49423239 is about 7030.1663564954. The cubic root of 49423239 is about 366.9811308719.

The spelling of 49423239 in words is "forty-nine million, four hundred twenty-three thousand, two hundred thirty-nine".