49788188 has 6 divisors (see below), whose sum is σ = 87129336. Its totient is φ = 24894092.

The previous prime is 49788149. The next prime is 49788209. The reversal of 49788188 is 88188794.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6223520 + ... + 6223527.

It is an arithmetic number, because the mean of its divisors is an integer number (14521556).

Almost surely, 2^49788188 is an apocalyptic number.

It is an amenable number.

49788188 is a deficient number, since it is larger than the sum of its proper divisors (37341148).

49788188 is a wasteful number, since it uses less digits than its factorization.

49788188 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12447051 (or 12447049 counting only the distinct ones).

The product of its digits is 1032192, while the sum is 53.

The square root of 49788188 is about 7056.0745460915. The cubic root of 49788188 is about 367.8821988257.

The spelling of 49788188 in words is "forty-nine million, seven hundred eighty-eight thousand, one hundred eighty-eight".