11418642 has 24 divisors (see below), whose sum is σ = 25041744. Its totient is φ = 3759864.

The previous prime is 11418637. The next prime is 11418647. The reversal of 11418642 is 24681411.

It is a happy number.

11418642 is a `hidden beast` number, since 1 + 1 + 4 + 18 + 642 = 666.

It is an interprime number because it is at equal distance from previous prime (11418637) and next prime (11418647).

It is not an unprimeable number, because it can be changed into a prime (11418647) 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 11 ways as a sum of consecutive naturals, for example, 2328 + ... + 5315.

It is an arithmetic number, because the mean of its divisors is an integer number (1043406).

Almost surely, 2^11418642 is an apocalyptic number.

11418642 is an abundant number, since it is smaller than the sum of its proper divisors (13623102).

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

11418642 is a wasteful number, since it uses less digits than its factorization.

11418642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7734 (or 7731 counting only the distinct ones).

The product of its digits is 1536, while the sum is 27.

The square root of 11418642 is about 3379.1481174994. The cubic root of 11418642 is about 225.1843230329.

The spelling of 11418642 in words is "eleven million, four hundred eighteen thousand, six hundred forty-two".