22069456 has 20 divisors (see below), whose sum is σ = 42896932. Its totient is φ = 10999296.

The previous prime is 22069429. The next prime is 22069457. The reversal of 22069456 is 65496022.

It can be written as a sum of positive squares in 2 ways, for example, as 7507600 + 14561856 = 2740^2 + 3816^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22069457) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3346 + ... + 7438.

Almost surely, 2^22069456 is an apocalyptic number.

It is an amenable number.

22069456 is a deficient number, since it is larger than the sum of its proper divisors (20827476).

22069456 is a wasteful number, since it uses less digits than its factorization.

22069456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4438 (or 4432 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 22069456 is about 4697.8139597051. The cubic root of 22069456 is about 280.4984997214.

The spelling of 22069456 in words is "twenty-two million, sixty-nine thousand, four hundred fifty-six".