11042290 has 16 divisors (see below), whose sum is σ = 22715712. Its totient is φ = 3785904.

The previous prime is 11042279. The next prime is 11042303. The reversal of 11042290 is 9224011.

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, 78804 + ... + 78943.

It is an arithmetic number, because the mean of its divisors is an integer number (1419732).

Almost surely, 2^11042290 is an apocalyptic number.

11042290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11042290 is an abundant number, since it is smaller than the sum of its proper divisors (11673422).

11042290 is a wasteful number, since it uses less digits than its factorization.

11042290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157761.

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 11042290 is about 3322.9941318034. The cubic root of 11042290 is about 222.6826510133.

The spelling of 11042290 in words is "eleven million, forty-two thousand, two hundred ninety".