22908734 has 4 divisors (see below), whose sum is σ = 34363104. Its totient is φ = 11454366.

The previous prime is 22908703. The next prime is 22908749. The reversal of 22908734 is 43780922.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 43780922 = 2 ⋅21890461.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 22908694 and 22908703.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5727182 + ... + 5727185.

It is an arithmetic number, because the mean of its divisors is an integer number (8590776).

Almost surely, 2^22908734 is an apocalyptic number.

22908734 is a deficient number, since it is larger than the sum of its proper divisors (11454370).

22908734 is a wasteful number, since it uses less digits than its factorization.

22908734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11454369.

The product of its (nonzero) digits is 24192, while the sum is 35.

The square root of 22908734 is about 4786.3069270576. The cubic root of 22908734 is about 284.0100422952.

The spelling of 22908734 in words is "twenty-two million, nine hundred eight thousand, seven hundred thirty-four".