11412644 has 24 divisors (see below), whose sum is σ = 21301560. Its totient is φ = 5331456.

The previous prime is 11412641. The next prime is 11412671. The reversal of 11412644 is 44621411.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1876900 + 9535744 = 1370^2 + 3088^2 .

It is not an unprimeable number, because it can be changed into a prime (11412641) 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, 10142 + ... + 11210.

It is an arithmetic number, because the mean of its divisors is an integer number (887565).

Almost surely, 2^11412644 is an apocalyptic number.

It is an amenable number.

11412644 is a deficient number, since it is larger than the sum of its proper divisors (9888916).

11412644 is a wasteful number, since it uses less digits than its factorization.

11412644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1247 (or 1245 counting only the distinct ones).

The product of its digits is 768, while the sum is 23.

The square root of 11412644 is about 3378.2604991327. The cubic root of 11412644 is about 225.1448877501.

The spelling of 11412644 in words is "eleven million, four hundred twelve thousand, six hundred forty-four".