22701243 has 4 divisors (see below), whose sum is σ = 30268328. Its totient is φ = 15134160.

The previous prime is 22701241. The next prime is 22701271. The reversal of 22701243 is 34210722.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 22701243 - 2¹ = 22701241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22701241) 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, 3783538 + ... + 3783543.

It is an arithmetic number, because the mean of its divisors is an integer number (7567082).

Almost surely, 2^22701243 is an apocalyptic number.

22701243 is a deficient number, since it is larger than the sum of its proper divisors (7567085).

22701243 is an equidigital number, since it uses as much as digits as its factorization.

22701243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7567084.

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 22701243 is about 4764.5821432734. The cubic root of 22701243 is about 283.1499868790.

Adding to 22701243 its reverse (34210722), we get a palindrome (56911965).

The spelling of 22701243 in words is "twenty-two million, seven hundred one thousand, two hundred forty-three".