11624665 has 12 divisors (see below), whose sum is σ = 15106284. Its totient is φ = 8583744.

The previous prime is 11624653. The next prime is 11624677. The reversal of 11624665 is 56642611.

It is an interprime number because it is at equal distance from previous prime (11624653) and next prime (11624677).

It can be written as a sum of positive squares in 6 ways, for example, as 5419584 + 6205081 = 2328^2 + 2491^2 .

It is not a de Polignac number, because 11624665 - 2⁵ = 11624633 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 6034 + ... + 7723.

It is an arithmetic number, because the mean of its divisors is an integer number (1258857).

Almost surely, 2^11624665 is an apocalyptic number.

It is an amenable number.

11624665 is a deficient number, since it is larger than the sum of its proper divisors (3481619).

11624665 is a wasteful number, since it uses less digits than its factorization.

11624665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13788 (or 13775 counting only the distinct ones).

The product of its digits is 8640, while the sum is 31.

The square root of 11624665 is about 3409.4962971090. The cubic root of 11624665 is about 226.5305687698.

The spelling of 11624665 in words is "eleven million, six hundred twenty-four thousand, six hundred sixty-five".