11406590 has 16 divisors (see below), whose sum is σ = 22111488. Its totient is φ = 4211616.

The previous prime is 11406589. The next prime is 11406613. The reversal of 11406590 is 9560411.

It is a super-2 number, since 2×11406590² = 260220590856200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a Curzon number.

It is a congruent 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, 43742 + ... + 44001.

It is an arithmetic number, because the mean of its divisors is an integer number (1381968).

Almost surely, 2^11406590 is an apocalyptic number.

11406590 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11406590 is a deficient number, since it is larger than the sum of its proper divisors (10704898).

11406590 is a wasteful number, since it uses less digits than its factorization.

11406590 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87763.

The product of its (nonzero) digits is 1080, while the sum is 26.

The square root of 11406590 is about 3377.3643570098. The cubic root of 11406590 is about 225.1050702683.

The spelling of 11406590 in words is "eleven million, four hundred six thousand, five hundred ninety".