49644336 has 80 divisors (see below), whose sum is σ = 148704768. Its totient is φ = 13977600.

The previous prime is 49644323. The next prime is 49644341. The reversal of 49644336 is 63344694.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 49644294 and 49644303.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22816 + ... + 24896.

Almost surely, 2^49644336 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49644336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74352384).

49644336 is an abundant number, since it is smaller than the sum of its proper divisors (99060432).

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

49644336 is a wasteful number, since it uses less digits than its factorization.

49644336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2170 (or 2164 counting only the distinct ones).

The product of its digits is 186624, while the sum is 39.

The square root of 49644336 is about 7045.8736860662. The cubic root of 49644336 is about 367.5275521941.

The spelling of 49644336 in words is "forty-nine million, six hundred forty-four thousand, three hundred thirty-six".