11667842 has 16 divisors (see below), whose sum is σ = 18154752. Its totient is φ = 5618160.

The previous prime is 11667833. The next prime is 11667863. The reversal of 11667842 is 24876611.

It is a super-2 number, since 2×11667842² = 272277073873928, which contains 22 as substring.

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, 18728 + ... + 19340.

It is an arithmetic number, because the mean of its divisors is an integer number (1134672).

Almost surely, 2^11667842 is an apocalyptic number.

11667842 is a deficient number, since it is larger than the sum of its proper divisors (6486910).

11667842 is a wasteful number, since it uses less digits than its factorization.

11667842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 953.

The product of its digits is 16128, while the sum is 35.

The square root of 11667842 is about 3415.8223021697. The cubic root of 11667842 is about 226.8106865391.

The spelling of 11667842 in words is "eleven million, six hundred sixty-seven thousand, eight hundred forty-two".