22074746 has 4 divisors (see below), whose sum is σ = 33112122. Its totient is φ = 11037372.

The previous prime is 22074739. The next prime is 22074839. The reversal of 22074746 is 64747022.

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

It can be written as a sum of positive squares in only one way, i.e., 13140625 + 8934121 = 3625^2 + 2989^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5518685 + ... + 5518688.

Almost surely, 2^22074746 is an apocalyptic number.

22074746 is a deficient number, since it is larger than the sum of its proper divisors (11037376).

22074746 is a wasteful number, since it uses less digits than its factorization.

22074746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11037375.

The product of its (nonzero) digits is 18816, while the sum is 32.

The square root of 22074746 is about 4698.3769538001. The cubic root of 22074746 is about 280.5209095551.

The spelling of 22074746 in words is "twenty-two million, seventy-four thousand, seven hundred forty-six".