22743963 has 16 divisors (see below), whose sum is σ = 36758400. Its totient is φ = 13784040.

The previous prime is 22743961. The next prime is 22743983. The reversal of 22743963 is 36934722.

It is a happy number.

It is not a de Polignac number, because 22743963 - 2¹ = 22743961 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22743961) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37993 + ... + 38586.

It is an arithmetic number, because the mean of its divisors is an integer number (2297400).

Almost surely, 2^22743963 is an apocalyptic number.

22743963 is a deficient number, since it is larger than the sum of its proper divisors (14014437).

22743963 is a wasteful number, since it uses less digits than its factorization.

22743963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76599 (or 76593 counting only the distinct ones).

The product of its digits is 54432, while the sum is 36.

The square root of 22743963 is about 4769.0631155396. The cubic root of 22743963 is about 283.3274894604.

The spelling of 22743963 in words is "twenty-two million, seven hundred forty-three thousand, nine hundred sixty-three".