22374993 has 8 divisors (see below), whose sum is σ = 29884000. Its totient is φ = 14891328.

The previous prime is 22374991. The next prime is 22375013. The reversal of 22374993 is 39947322.

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

It is not a de Polignac number, because 22374993 - 2¹ = 22374991 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22374991) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4168 + ... + 7881.

It is an arithmetic number, because the mean of its divisors is an integer number (3735500).

Almost surely, 2^22374993 is an apocalyptic number.

It is an amenable number.

22374993 is a deficient number, since it is larger than the sum of its proper divisors (7509007).

22374993 is a wasteful number, since it uses less digits than its factorization.

22374993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12671.

The product of its digits is 81648, while the sum is 39.

The square root of 22374993 is about 4730.2212421831. The cubic root of 22374993 is about 281.7870103416.

The spelling of 22374993 in words is "twenty-two million, three hundred seventy-four thousand, nine hundred ninety-three".