49906178 has 32 divisors (see below), whose sum is σ = 88148736. Its totient is φ = 20749248.

The previous prime is 49906147. The next prime is 49906183. The reversal of 49906178 is 87160994.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 76100 + ... + 76752.

It is an arithmetic number, because the mean of its divisors is an integer number (2754648).

Almost surely, 2^49906178 is an apocalyptic number.

49906178 is a deficient number, since it is larger than the sum of its proper divisors (38242558).

49906178 is a wasteful number, since it uses less digits than its factorization.

49906178 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 818.

The product of its (nonzero) digits is 108864, while the sum is 44.

The square root of 49906178 is about 7064.4304795220. The cubic root of 49906178 is about 368.1725767828.

The spelling of 49906178 in words is "forty-nine million, nine hundred six thousand, one hundred seventy-eight".