49274013 has 4 divisors (see below), whose sum is σ = 65698688. Its totient is φ = 32849340.

The previous prime is 49274009. The next prime is 49274039. The reversal of 49274013 is 31047294.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 49274013 - 2² = 49274009 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49274003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8212333 + ... + 8212338.

It is an arithmetic number, because the mean of its divisors is an integer number (16424672).

Almost surely, 2^49274013 is an apocalyptic number.

It is an amenable number.

49274013 is a deficient number, since it is larger than the sum of its proper divisors (16424675).

49274013 is a wasteful number, since it uses less digits than its factorization.

49274013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16424674.

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 49274013 is about 7019.5450707293. The cubic root of 49274013 is about 366.6114104980.

The spelling of 49274013 in words is "forty-nine million, two hundred seventy-four thousand, thirteen".