118199406 has 16 divisors (see below), whose sum is σ = 254583504. Its totient is φ = 36369024.

The previous prime is 118199383. The next prime is 118199413. The reversal of 118199406 is 604991811.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 757611 + ... + 757766.

It is an arithmetic number, because the mean of its divisors is an integer number (15911469).

Almost surely, 2^118199406 is an apocalyptic number.

118199406 is an abundant number, since it is smaller than the sum of its proper divisors (136384098).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

118199406 is a wasteful number, since it uses less digits than its factorization.

118199406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1515395.

The product of its (nonzero) digits is 15552, while the sum is 39.

The square root of 118199406 is about 10871.9550219820. The cubic root of 118199406 is about 490.7629458406.

The spelling of 118199406 in words is "one hundred eighteen million, one hundred ninety-nine thousand, four hundred six".