49338636 has 12 divisors (see below), whose sum is σ = 115123512. Its totient is φ = 16446208.

The previous prime is 49338631. The next prime is 49338689. The reversal of 49338636 is 63683394.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (49338631) 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, 2055765 + ... + 2055788.

It is an arithmetic number, because the mean of its divisors is an integer number (9593626).

Almost surely, 2^49338636 is an apocalyptic number.

It is an amenable number.

49338636 is an abundant number, since it is smaller than the sum of its proper divisors (65784876).

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

49338636 is a wasteful number, since it uses less digits than its factorization.

49338636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4111560 (or 4111558 counting only the distinct ones).

The product of its digits is 279936, while the sum is 42.

The square root of 49338636 is about 7024.1466385604. The cubic root of 49338636 is about 366.7716110994.

The spelling of 49338636 in words is "forty-nine million, three hundred thirty-eight thousand, six hundred thirty-six".