49969844 has 6 divisors (see below), whose sum is σ = 87447234. Its totient is φ = 24984920.

The previous prime is 49969837. The next prime is 49969847. The reversal of 49969844 is 44896994.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 29376400 + 20593444 = 5420^2 + 4538^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49969847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6246227 + ... + 6246234.

It is an arithmetic number, because the mean of its divisors is an integer number (14574539).

Almost surely, 2^49969844 is an apocalyptic number.

It is an amenable number.

49969844 is a deficient number, since it is larger than the sum of its proper divisors (37477390).

49969844 is a wasteful number, since it uses less digits than its factorization.

49969844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12492465 (or 12492463 counting only the distinct ones).

The product of its digits is 2239488, while the sum is 53.

The square root of 49969844 is about 7068.9351390432. The cubic root of 49969844 is about 368.3290712000.

The spelling of 49969844 in words is "forty-nine million, nine hundred sixty-nine thousand, eight hundred forty-four".