113782646 has 4 divisors (see below), whose sum is σ = 170673972. Its totient is φ = 56891322.

The previous prime is 113782609. The next prime is 113782657. The reversal of 113782646 is 646287311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 646287311 = 139 ⋅4649549.

It is a super-2 number, since 2×113782646² = 25892981061522632, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28445660 + ... + 28445663.

It is an arithmetic number, because the mean of its divisors is an integer number (42668493).

Almost surely, 2^113782646 is an apocalyptic number.

113782646 is a deficient number, since it is larger than the sum of its proper divisors (56891326).

113782646 is an equidigital number, since it uses as much as digits as its factorization.

113782646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56891325.

The product of its digits is 48384, while the sum is 38.

The square root of 113782646 is about 10666.8948621424. The cubic root of 113782646 is about 484.5724023756.

The spelling of 113782646 in words is "one hundred thirteen million, seven hundred eighty-two thousand, six hundred forty-six".