49563939 has 8 divisors (see below), whose sum is σ = 66150400. Its totient is φ = 33010056.

The previous prime is 49563937. The next prime is 49563961. The reversal of 49563939 is 93936594.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 49563939 - 2¹ = 49563937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49563931) 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, 4339 + ... + 10860.

It is an arithmetic number, because the mean of its divisors is an integer number (8268800).

Almost surely, 2^49563939 is an apocalyptic number.

49563939 is a deficient number, since it is larger than the sum of its proper divisors (16586461).

49563939 is a wasteful number, since it uses less digits than its factorization.

49563939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16289.

The product of its digits is 787320, while the sum is 48.

The square root of 49563939 is about 7040.1661201992. The cubic root of 49563939 is about 367.3290463153.

The spelling of 49563939 in words is "forty-nine million, five hundred sixty-three thousand, nine hundred thirty-nine".