130617644 has 24 divisors (see below), whose sum is σ = 240897888. Its totient is φ = 61846400.

The previous prime is 130617637. The next prime is 130617649. The reversal of 130617644 is 446716031.

It is a super-2 number, since 2×130617644² = 34121937848221472, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 130617644.

It is not an unprimeable number, because it can be changed into a prime (130617649) 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, 2264 + ... + 16320.

It is an arithmetic number, because the mean of its divisors is an integer number (10037412).

Almost surely, 2^130617644 is an apocalyptic number.

It is an amenable number.

130617644 is a deficient number, since it is larger than the sum of its proper divisors (110280244).

130617644 is a wasteful number, since it uses less digits than its factorization.

130617644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14185 (or 14183 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 130617644 is about 11428.8076368447. The cubic root of 130617644 is about 507.3807062664.

The spelling of 130617644 in words is "one hundred thirty million, six hundred seventeen thousand, six hundred forty-four".