113440646 has 48 divisors (see below), whose sum is σ = 198223200. Its totient is φ = 48554880.

The previous prime is 113440637. The next prime is 113440661. The reversal of 113440646 is 646044311.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 495260 + ... + 495488.

It is an arithmetic number, because the mean of its divisors is an integer number (4129650).

Almost surely, 2^113440646 is an apocalyptic number.

113440646 is a deficient number, since it is larger than the sum of its proper divisors (84782554).

113440646 is a wasteful number, since it uses less digits than its factorization.

113440646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 365 (or 354 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 113440646 is about 10650.8518908114. The cubic root of 113440646 is about 484.0864170764.

Adding to 113440646 its reverse (646044311), we get a palindrome (759484957).

The spelling of 113440646 in words is "one hundred thirteen million, four hundred forty thousand, six hundred forty-six".