22655546 has 4 divisors (see below), whose sum is σ = 33983322. Its totient is φ = 11327772.

The previous prime is 22655531. The next prime is 22655557. The reversal of 22655546 is 64555622.

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., 21576025 + 1079521 = 4645^2 + 1039^2 .

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, 5663885 + ... + 5663888.

Almost surely, 2^22655546 is an apocalyptic number.

22655546 is a deficient number, since it is larger than the sum of its proper divisors (11327776).

22655546 is a wasteful number, since it uses less digits than its factorization.

22655546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11327775.

The product of its digits is 72000, while the sum is 35.

The square root of 22655546 is about 4759.7842388075. The cubic root of 22655546 is about 282.9598681163.

The spelling of 22655546 in words is "twenty-two million, six hundred fifty-five thousand, five hundred forty-six".