49751427 has 16 divisors (see below), whose sum is σ = 73907712. Its totient is φ = 29509920.

The previous prime is 49751419. The next prime is 49751437. The reversal of 49751427 is 72415794.

It is not a de Polignac number, because 49751427 - 2³ = 49751419 is a prime.

It is not an unprimeable number, because it can be changed into a prime (49751437) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14488 + ... + 17589.

It is an arithmetic number, because the mean of its divisors is an integer number (4619232).

Almost surely, 2^49751427 is an apocalyptic number.

49751427 is a gapful number since it is divisible by the number (47) formed by its first and last digit.

49751427 is a deficient number, since it is larger than the sum of its proper divisors (24156285).

49751427 is a wasteful number, since it uses less digits than its factorization.

49751427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32138.

The product of its digits is 70560, while the sum is 39.

The square root of 49751427 is about 7053.4691464555. The cubic root of 49751427 is about 367.7916348598.

The spelling of 49751427 in words is "forty-nine million, seven hundred fifty-one thousand, four hundred twenty-seven".