49317636 has 24 divisors (see below), whose sum is σ = 116194624. Its totient is φ = 16279200.

The previous prime is 49317623. The next prime is 49317637. The reversal of 49317636 is 63671394.

It is a junction number, because it is equal to n+sod(n) for n = 49317594 and 49317603.

It is not an unprimeable number, because it can be changed into a prime (49317637) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18715 + ... + 21186.

Almost surely, 2^49317636 is an apocalyptic number.

It is an amenable number.

49317636 is an abundant number, since it is smaller than the sum of its proper divisors (66876988).

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

49317636 is a wasteful number, since it uses less digits than its factorization.

49317636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40011 (or 40009 counting only the distinct ones).

The product of its digits is 81648, while the sum is 39.

The square root of 49317636 is about 7022.6516359563. The cubic root of 49317636 is about 366.7195673904.

The spelling of 49317636 in words is "forty-nine million, three hundred seventeen thousand, six hundred thirty-six".