11622290 has 8 divisors (see below), whose sum is σ = 20920140. Its totient is φ = 4648912.

The previous prime is 11622287. The next prime is 11622293. The reversal of 11622290 is 9222611.

11622290 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (11622287) and next prime (11622293).

It can be written as a sum of positive squares in 2 ways, for example, as 11607649 + 14641 = 3407^2 + 121^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (11622293) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 581105 + ... + 581124.

Almost surely, 2^11622290 is an apocalyptic number.

11622290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11622290 is a deficient number, since it is larger than the sum of its proper divisors (9297850).

11622290 is a wasteful number, since it uses less digits than its factorization.

11622290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1162236.

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 11622290 is about 3409.1479874010. The cubic root of 11622290 is about 226.5151404616.

The spelling of 11622290 in words is "eleven million, six hundred twenty-two thousand, two hundred ninety".