22045006 has 4 divisors (see below), whose sum is σ = 33067512. Its totient is φ = 11022502.

The previous prime is 22044991. The next prime is 22045087. The reversal of 22045006 is 60054022.

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, 5511250 + ... + 5511253.

It is an arithmetic number, because the mean of its divisors is an integer number (8266878).

Almost surely, 2^22045006 is an apocalyptic number.

22045006 is a deficient number, since it is larger than the sum of its proper divisors (11022506).

22045006 is a wasteful number, since it uses less digits than its factorization.

22045006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11022505.

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 22045006 is about 4695.2109643764. The cubic root of 22045006 is about 280.3948765279.

Adding to 22045006 its reverse (60054022), we get a palindrome (82099028).

The spelling of 22045006 in words is "twenty-two million, forty-five thousand, six".