22743361 has 9 divisors (see below), whose sum is σ = 24099393. Its totient is φ = 21460500.

The previous prime is 22743353. The next prime is 22743373. The reversal of 22743361 is 16334722.

The square root of 22743361 is 4769.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 22743361 - 2³ = 22743353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22743311) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 90486 + ... + 90736.

Almost surely, 2^22743361 is an apocalyptic number.

22743361 is the 4769-th square number.

22743361 is the 2385-th centered octagonal number.

It is an amenable number.

22743361 is a deficient number, since it is larger than the sum of its proper divisors (1356032).

22743361 is an frugal number, since it uses more digits than its factorization.

22743361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 540 (or 270 counting only the distinct ones).

The product of its digits is 6048, while the sum is 28.

The cubic root of 22743361 is about 283.3249896812.

It can be divided in two parts, 22743 and 361, that added together give a square (23104 = 152²).

The spelling of 22743361 in words is "twenty-two million, seven hundred forty-three thousand, three hundred sixty-one".