49977694 has 12 divisors (see below), whose sum is σ = 81177336. Its totient is φ = 23066472.

The previous prime is 49977677. The next prime is 49977709. The reversal of 49977694 is 49677994.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 73594 + ... + 74269.

It is an arithmetic number, because the mean of its divisors is an integer number (6764778).

Almost surely, 2^49977694 is an apocalyptic number.

49977694 is a deficient number, since it is larger than the sum of its proper divisors (31199642).

49977694 is a wasteful number, since it uses less digits than its factorization.

49977694 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147891 (or 147878 counting only the distinct ones).

The product of its digits is 3429216, while the sum is 55.

The square root of 49977694 is about 7069.4903635269. The cubic root of 49977694 is about 368.3483577109.

The spelling of 49977694 in words is "forty-nine million, nine hundred seventy-seven thousand, six hundred ninety-four".