22421627 has 4 divisors (see below), whose sum is σ = 22627440. Its totient is φ = 22215816.

The previous prime is 22421599. The next prime is 22421677. The reversal of 22421627 is 72612422.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22421627 - 2²² = 18227323 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22421596 and 22421605.

It is not an unprimeable number, because it can be changed into a prime (22421677) 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, 102743 + ... + 102960.

It is an arithmetic number, because the mean of its divisors is an integer number (5656860).

Almost surely, 2^22421627 is an apocalyptic number.

22421627 is a deficient number, since it is larger than the sum of its proper divisors (205813).

22421627 is a wasteful number, since it uses less digits than its factorization.

22421627 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205812.

The product of its digits is 2688, while the sum is 26.

The square root of 22421627 is about 4735.1480441481. The cubic root of 22421627 is about 281.9826414881.

The spelling of 22421627 in words is "twenty-two million, four hundred twenty-one thousand, six hundred twenty-seven".