113424402 has 64 divisors (see below), whose sum is σ = 280546560. Its totient is φ = 29769984.

The previous prime is 113424401. The next prime is 113424403. The reversal of 113424402 is 204424311.

It is an interprime number because it is at equal distance from previous prime (113424401) and next prime (113424403).

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (113424401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 159624 + ... + 160332.

It is an arithmetic number, because the mean of its divisors is an integer number (4383540).

Almost surely, 2^113424402 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 113424402, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (140273280).

113424402 is an abundant number, since it is smaller than the sum of its proper divisors (167122158).

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

113424402 is a wasteful number, since it uses less digits than its factorization.

113424402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1027.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 113424402 is about 10650.0892954003. The cubic root of 113424402 is about 484.0633099115.

Adding to 113424402 its reverse (204424311), we get a palindrome (317848713).

Subtracting 113424402 from its reverse (204424311), we obtain a palindrome (90999909).

The spelling of 113424402 in words is "one hundred thirteen million, four hundred twenty-four thousand, four hundred two".