49172758 has 16 divisors (see below), whose sum is σ = 79451136. Its totient is φ = 22758120.

The previous prime is 49172737. The next prime is 49172791. The reversal of 49172758 is 85727194.

49172758 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 15816 + ... + 18667.

It is an arithmetic number, because the mean of its divisors is an integer number (4965696).

Almost surely, 2^49172758 is an apocalyptic number.

49172758 is a deficient number, since it is larger than the sum of its proper divisors (30278378).

49172758 is a wasteful number, since it uses less digits than its factorization.

49172758 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34539.

The product of its digits is 141120, while the sum is 43.

The square root of 49172758 is about 7012.3289996976. The cubic root of 49172758 is about 366.3601171526.

The spelling of 49172758 in words is "forty-nine million, one hundred seventy-two thousand, seven hundred fifty-eight".