116381590 has 16 divisors (see below), whose sum is σ = 225601488. Its totient is φ = 42971616.

The previous prime is 116381581. The next prime is 116381597. The reversal of 116381590 is 95183611.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116381597) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 447492 + ... + 447751.

It is an arithmetic number, because the mean of its divisors is an integer number (14100093).

Almost surely, 2^116381590 is an apocalyptic number.

116381590 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

116381590 is a deficient number, since it is larger than the sum of its proper divisors (109219898).

116381590 is a wasteful number, since it uses less digits than its factorization.

116381590 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 895263.

The product of its (nonzero) digits is 6480, while the sum is 34.

The square root of 116381590 is about 10788.0299406333. The cubic root of 116381590 is about 488.2340849321.

The spelling of 116381590 in words is "one hundred sixteen million, three hundred eighty-one thousand, five hundred ninety".