20427622 has 8 divisors (see below), whose sum is σ = 32254200. Its totient is φ = 9676224.

The previous prime is 20427613. The next prime is 20427637. The reversal of 20427622 is 22672402.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 268747 + ... + 268822.

It is an arithmetic number, because the mean of its divisors is an integer number (4031775).

Almost surely, 2^20427622 is an apocalyptic number.

20427622 is a deficient number, since it is larger than the sum of its proper divisors (11826578).

20427622 is a wasteful number, since it uses less digits than its factorization.

20427622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 537590.

The product of its (nonzero) digits is 2688, while the sum is 25.

The square root of 20427622 is about 4519.6926886681. The cubic root of 20427622 is about 273.3627098442.

The spelling of 20427622 in words is "twenty million, four hundred twenty-seven thousand, six hundred twenty-two".