22234458 has 16 divisors (see below), whose sum is σ = 44516160. Its totient is φ = 7403616.

The previous prime is 22234451. The next prime is 22234463. The reversal of 22234458 is 85443222.

It is a super-2 number, since 2×22234458² = 988742245107528, which contains 22 as substring.

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (22234451) 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, 8166 + ... + 10542.

It is an arithmetic number, because the mean of its divisors is an integer number (2782260).

Almost surely, 2^22234458 is an apocalyptic number.

22234458 is an abundant number, since it is smaller than the sum of its proper divisors (22281702).

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

22234458 is a wasteful number, since it uses less digits than its factorization.

22234458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3941.

The product of its digits is 15360, while the sum is 30.

The square root of 22234458 is about 4715.3428295300. The cubic root of 22234458 is about 281.1958125729.

The spelling of 22234458 in words is "twenty-two million, two hundred thirty-four thousand, four hundred fifty-eight".