49188766 has 32 divisors (see below), whose sum is σ = 86075136. Its totient is φ = 20856000.

The previous prime is 49188749. The next prime is 49188767. The reversal of 49188766 is 66788194.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49188767) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19561 + ... + 21931.

It is an arithmetic number, because the mean of its divisors is an integer number (2689848).

Almost surely, 2^49188766 is an apocalyptic number.

49188766 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

49188766 is a deficient number, since it is larger than the sum of its proper divisors (36886370).

49188766 is a wasteful number, since it uses less digits than its factorization.

49188766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2448.

The product of its digits is 580608, while the sum is 49.

The square root of 49188766 is about 7013.4703250246. The cubic root of 49188766 is about 366.3998685427.

The spelling of 49188766 in words is "forty-nine million, one hundred eighty-eight thousand, seven hundred sixty-six".