22620446 has 4 divisors (see below), whose sum is σ = 33930672. Its totient is φ = 11310222.

The previous prime is 22620439. The next prime is 22620457. The reversal of 22620446 is 64402622.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5655110 + ... + 5655113.

It is an arithmetic number, because the mean of its divisors is an integer number (8482668).

Almost surely, 2^22620446 is an apocalyptic number.

22620446 is a deficient number, since it is larger than the sum of its proper divisors (11310226).

22620446 is a wasteful number, since it uses less digits than its factorization.

22620446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11310225.

The product of its (nonzero) digits is 4608, while the sum is 26.

The square root of 22620446 is about 4756.0956676669. The cubic root of 22620446 is about 282.8136636664.

The spelling of 22620446 in words is "twenty-two million, six hundred twenty thousand, four hundred forty-six".