49678892 has 12 divisors (see below), whose sum is σ = 88236120. Its totient is φ = 24468576.

The previous prime is 49678891. The next prime is 49678897. The reversal of 49678892 is 29887694.

It is not an unprimeable number, because it can be changed into a prime (49678891) 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, 92417 + ... + 92952.

It is an arithmetic number, because the mean of its divisors is an integer number (7353010).

Almost surely, 2^49678892 is an apocalyptic number.

It is an amenable number.

49678892 is a deficient number, since it is larger than the sum of its proper divisors (38557228).

49678892 is a wasteful number, since it uses less digits than its factorization.

49678892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185440 (or 185438 counting only the distinct ones).

The product of its digits is 1741824, while the sum is 53.

The square root of 49678892 is about 7048.3254748912. The cubic root of 49678892 is about 367.6128075491.

The spelling of 49678892 in words is "forty-nine million, six hundred seventy-eight thousand, eight hundred ninety-two".