11421622 has 8 divisors (see below), whose sum is σ = 18034200. Its totient is φ = 5410224.

The previous prime is 11421601. The next prime is 11421629. The reversal of 11421622 is 22612411.

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

It is a super-2 number, since 2×11421622² = 260906898221768, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a self number, because there is not a number n which added to its sum of digits gives 11421622.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11421629) 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, 150247 + ... + 150322.

It is an arithmetic number, because the mean of its divisors is an integer number (2254275).

Almost surely, 2^11421622 is an apocalyptic number.

11421622 is a deficient number, since it is larger than the sum of its proper divisors (6612578).

11421622 is a wasteful number, since it uses less digits than its factorization.

11421622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 300590.

The product of its digits is 192, while the sum is 19.

The square root of 11421622 is about 3379.5890282696. The cubic root of 11421622 is about 225.2039106195.

It can be divided in two parts, 114 and 21622, that added together give a triangular number (21736 = T₂₀₈).

The spelling of 11421622 in words is "eleven million, four hundred twenty-one thousand, six hundred twenty-two".