11542642 has 16 divisors (see below), whose sum is σ = 18377280. Its totient is φ = 5425552.

The previous prime is 11542639. The next prime is 11542651. The reversal of 11542642 is 24624511.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 588 + ... + 4840.

It is an arithmetic number, because the mean of its divisors is an integer number (1148580).

Almost surely, 2^11542642 is an apocalyptic number.

11542642 is a deficient number, since it is larger than the sum of its proper divisors (6834638).

11542642 is a wasteful number, since it uses less digits than its factorization.

11542642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4337.

The product of its digits is 1920, while the sum is 25.

The square root of 11542642 is about 3397.4463939848. The cubic root of 11542642 is about 225.9965149435.

The spelling of 11542642 in words is "eleven million, five hundred forty-two thousand, six hundred forty-two".