116622399 has 16 divisors (see below), whose sum is σ = 165991680. Its totient is φ = 72616320.

The previous prime is 116622383. The next prime is 116622433. The reversal of 116622399 is 993226611.

It is not a de Polignac number, because 116622399 - 2⁴ = 116622383 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116622379) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10362 + ... + 18455.

It is an arithmetic number, because the mean of its divisors is an integer number (10374480).

Almost surely, 2^116622399 is an apocalyptic number.

116622399 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

116622399 is a deficient number, since it is larger than the sum of its proper divisors (49369281).

116622399 is a wasteful number, since it uses less digits than its factorization.

116622399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28910.

The product of its digits is 34992, while the sum is 39.

The square root of 116622399 is about 10799.1851081459. The cubic root of 116622399 is about 488.5705933802.

The spelling of 116622399 in words is "one hundred sixteen million, six hundred twenty-two thousand, three hundred ninety-nine".