11892290 has 16 divisors (see below), whose sum is σ = 22533120. Its totient is φ = 4506480.

The previous prime is 11892263. The next prime is 11892319. The reversal of 11892290 is 9229811.

It is a happy number.

11892290 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×11892290² = 282853122888200, 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, 31106 + ... + 31485.

It is an arithmetic number, because the mean of its divisors is an integer number (1408320).

Almost surely, 2^11892290 is an apocalyptic number.

11892290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11892290 is a deficient number, since it is larger than the sum of its proper divisors (10640830).

11892290 is a wasteful number, since it uses less digits than its factorization.

11892290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62617.

The product of its (nonzero) digits is 2592, while the sum is 32.

The square root of 11892290 is about 3448.5199723940. The cubic root of 11892290 is about 228.2558045108.

The spelling of 11892290 in words is "eleven million, eight hundred ninety-two thousand, two hundred ninety".