22630494 has 8 divisors (see below), whose sum is σ = 45261000. Its totient is φ = 7543496.

The previous prime is 22630493. The next prime is 22630499. The reversal of 22630494 is 49403622.

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

22630494 is an admirable number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22630493) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1885869 + ... + 1885880.

It is an arithmetic number, because the mean of its divisors is an integer number (5657625).

Almost surely, 2^22630494 is an apocalyptic number.

22630494 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22630494 is a wasteful number, since it uses less digits than its factorization.

22630494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3771754.

The product of its (nonzero) digits is 10368, while the sum is 30.

The square root of 22630494 is about 4757.1518790133. The cubic root of 22630494 is about 282.8555327353.

The spelling of 22630494 in words is "twenty-two million, six hundred thirty thousand, four hundred ninety-four".