22200434 has 8 divisors (see below), whose sum is σ = 34112988. Its totient is φ = 10829440.

The previous prime is 22200421. The next prime is 22200443. The reversal of 22200434 is 43400222.

It can be written as a sum of positive squares in 2 ways, for example, as 20675209 + 1525225 = 4547^2 + 1235^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 135287 + ... + 135450.

Almost surely, 2^22200434 is an apocalyptic number.

22200434 is a deficient number, since it is larger than the sum of its proper divisors (11912554).

22200434 is a wasteful number, since it uses less digits than its factorization.

22200434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270780.

The product of its (nonzero) digits is 384, while the sum is 17.

The square root of 22200434 is about 4711.7336512159. The cubic root of 22200434 is about 281.0523072292.

Adding to 22200434 its reverse (43400222), we get a palindrome (65600656).

The spelling of 22200434 in words is "twenty-two million, two hundred thousand, four hundred thirty-four".