22043386 has 4 divisors (see below), whose sum is σ = 33065082. Its totient is φ = 11021692.

The previous prime is 22043377. The next prime is 22043419. The reversal of 22043386 is 68334022.

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., 22043025 + 361 = 4695^2 + 19^2 .

It is a super-3 number, since 3×22043386³ (a number of 23 digits) contains 333 as substring.

It is a zygodrome in base 4.

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, 5510845 + ... + 5510848.

Almost surely, 2^22043386 is an apocalyptic number.

22043386 is a deficient number, since it is larger than the sum of its proper divisors (11021696).

22043386 is a wasteful number, since it uses less digits than its factorization.

22043386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11021695.

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 22043386 is about 4695.0384449970. The cubic root of 22043386 is about 280.3880079907.

The spelling of 22043386 in words is "twenty-two million, forty-three thousand, three hundred eighty-six".