22884742 has 8 divisors (see below), whose sum is σ = 34347456. Its totient is φ = 11435592.

The previous prime is 22884739. The next prime is 22884749. The reversal of 22884742 is 24748822.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×22884742² = 1047422832813128, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22884749) 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, 4528 + ... + 8140.

It is an arithmetic number, because the mean of its divisors is an integer number (4293432).

Almost surely, 2^22884742 is an apocalyptic number.

22884742 is a deficient number, since it is larger than the sum of its proper divisors (11462714).

22884742 is a wasteful number, since it uses less digits than its factorization.

22884742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6782.

The product of its digits is 57344, while the sum is 37.

The square root of 22884742 is about 4783.7999540115. The cubic root of 22884742 is about 283.9108610681.

The spelling of 22884742 in words is "twenty-two million, eight hundred eighty-four thousand, seven hundred forty-two".