115900444 has 36 divisors (see below), whose sum is σ = 228715704. Its totient is φ = 50964000.

The previous prime is 115900439. The next prime is 115900451. The reversal of 115900444 is 444009511.

It is a Smith number, since the sum of its digits (28) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 40914 + ... + 43654.

It is an arithmetic number, because the mean of its divisors is an integer number (6353214).

Almost surely, 2^115900444 is an apocalyptic number.

It is an amenable number.

115900444 is a deficient number, since it is larger than the sum of its proper divisors (112815260).

115900444 is a wasteful number, since it uses less digits than its factorization.

115900444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2818 (or 2785 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 115900444 is about 10765.7068509225. The cubic root of 115900444 is about 487.5603347634.

Adding to 115900444 its reverse (444009511), we get a palindrome (559909955).

The spelling of 115900444 in words is "one hundred fifteen million, nine hundred thousand, four hundred forty-four".