22345346 has 4 divisors (see below), whose sum is σ = 33518022. Its totient is φ = 11172672.

The previous prime is 22345321. The next prime is 22345357. The reversal of 22345346 is 64354322.

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., 19704721 + 2640625 = 4439^2 + 1625^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5586335 + ... + 5586338.

Almost surely, 2^22345346 is an apocalyptic number.

22345346 is a deficient number, since it is larger than the sum of its proper divisors (11172676).

22345346 is a wasteful number, since it uses less digits than its factorization.

22345346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11172675.

The product of its digits is 17280, while the sum is 29.

The square root of 22345346 is about 4727.0864176573. The cubic root of 22345346 is about 281.6624988393.

Adding to 22345346 its reverse (64354322), we get a palindrome (86699668).

The spelling of 22345346 in words is "twenty-two million, three hundred forty-five thousand, three hundred forty-six".