22300494 has 16 divisors (see below), whose sum is σ = 45061968. Its totient is φ = 7356672.

The previous prime is 22300493. The next prime is 22300511. The reversal of 22300494 is 49400322.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22300493) 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, 18577 + ... + 19740.

It is an arithmetic number, because the mean of its divisors is an integer number (2816373).

Almost surely, 2^22300494 is an apocalyptic number.

22300494 is an abundant number, since it is smaller than the sum of its proper divisors (22761474).

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

22300494 is a wasteful number, since it uses less digits than its factorization.

22300494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38419.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 22300494 is about 4722.3398861158. The cubic root of 22300494 is about 281.4739198496.

The spelling of 22300494 in words is "twenty-two million, three hundred thousand, four hundred ninety-four".