22353242 has 4 divisors (see below), whose sum is σ = 33529866. Its totient is φ = 11176620.

The previous prime is 22353223. The next prime is 22353251. The reversal of 22353242 is 24235322.

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., 21335161 + 1018081 = 4619^2 + 1009^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5588309 + ... + 5588312.

Almost surely, 2^22353242 is an apocalyptic number.

22353242 is a deficient number, since it is larger than the sum of its proper divisors (11176624).

22353242 is a wasteful number, since it uses less digits than its factorization.

22353242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11176623.

The product of its digits is 2880, while the sum is 23.

The square root of 22353242 is about 4727.9215306517. The cubic root of 22353242 is about 281.6956712231.

Adding to 22353242 its reverse (24235322), we get a palindrome (46588564).

The spelling of 22353242 in words is "twenty-two million, three hundred fifty-three thousand, two hundred forty-two".