49712478 has 16 divisors (see below), whose sum is σ = 99843840. Its totient is φ = 16501016.

The previous prime is 49712449. The next prime is 49712483. The reversal of 49712478 is 87421794.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15900 + ... + 18767.

It is an arithmetic number, because the mean of its divisors is an integer number (6240240).

Almost surely, 2^49712478 is an apocalyptic number.

49712478 is an abundant number, since it is smaller than the sum of its proper divisors (50131362).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

49712478 is a wasteful number, since it uses less digits than its factorization.

49712478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34911.

The product of its digits is 112896, while the sum is 42.

The square root of 49712478 is about 7050.7076240616. The cubic root of 49712478 is about 367.6956318764.

The spelling of 49712478 in words is "forty-nine million, seven hundred twelve thousand, four hundred seventy-eight".