11222490 has 16 divisors (see below), whose sum is σ = 26934048. Its totient is φ = 2992656.

The previous prime is 11222489. The next prime is 11222501. The reversal of 11222490 is 9422211.

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, 187012 + ... + 187071.

It is an arithmetic number, because the mean of its divisors is an integer number (1683378).

Almost surely, 2^11222490 is an apocalyptic number.

11222490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11222490 is an abundant number, since it is smaller than the sum of its proper divisors (15711558).

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

11222490 is a wasteful number, since it uses less digits than its factorization.

11222490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 374093.

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 11222490 is about 3349.9985074624. The cubic root of 11222490 is about 223.8874461115.

The spelling of 11222490 in words is "eleven million, two hundred twenty-two thousand, four hundred ninety".