113344638 has 16 divisors (see below), whose sum is σ = 247297536. Its totient is φ = 34346840.

The previous prime is 113344619. The next prime is 113344639. The reversal of 113344638 is 836443311.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 113344599 and 113344608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113344639) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 858606 + ... + 858737.

It is an arithmetic number, because the mean of its divisors is an integer number (15456096).

Almost surely, 2^113344638 is an apocalyptic number.

113344638 is an abundant number, since it is smaller than the sum of its proper divisors (133952898).

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

113344638 is a wasteful number, since it uses less digits than its factorization.

113344638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1717359.

The product of its digits is 20736, while the sum is 33.

The square root of 113344638 is about 10646.3438794734. The cubic root of 113344638 is about 483.9498132285.

Adding to 113344638 its reverse (836443311), we get a palindrome (949787949).

The spelling of 113344638 in words is "one hundred thirteen million, three hundred forty-four thousand, six hundred thirty-eight".