22748494 has 8 divisors (see below), whose sum is σ = 34391808. Its totient is φ = 11284560.

The previous prime is 22748483. The next prime is 22748507. The reversal of 22748494 is 49484722.

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

It is a congruent number.

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, 44527 + ... + 45034.

It is an arithmetic number, because the mean of its divisors is an integer number (4298976).

Almost surely, 2^22748494 is an apocalyptic number.

22748494 is a deficient number, since it is larger than the sum of its proper divisors (11643314).

22748494 is a wasteful number, since it uses less digits than its factorization.

22748494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89690.

The product of its digits is 129024, while the sum is 40.

The square root of 22748494 is about 4769.5381327755. The cubic root of 22748494 is about 283.3463028281.

The spelling of 22748494 in words is "twenty-two million, seven hundred forty-eight thousand, four hundred ninety-four".