49089188 has 12 divisors (see below), whose sum is σ = 86941680. Its totient is φ = 24248712.

The previous prime is 49089169. The next prime is 49089203. The reversal of 49089188 is 88198094.

It is a hoax number, since the sum of its digits (47) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73598 + ... + 74261.

It is an arithmetic number, because the mean of its divisors is an integer number (7245140).

Almost surely, 2^49089188 is an apocalyptic number.

It is an amenable number.

49089188 is a deficient number, since it is larger than the sum of its proper divisors (37852492).

49089188 is a wasteful number, since it uses less digits than its factorization.

49089188 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147946 (or 147944 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 47.

The square root of 49089188 is about 7006.3676751938. The cubic root of 49089188 is about 366.1524542298.

The spelling of 49089188 in words is "forty-nine million, eighty-nine thousand, one hundred eighty-eight".