22034664 has 96 divisors (see below), whose sum is σ = 63109800. Its totient is φ = 6935040.

The previous prime is 22034629. The next prime is 22034689. The reversal of 22034664 is 46643022.

It can be written as a sum of positive squares in 4 ways, for example, as 17994564 + 4040100 = 4242^2 + 2010^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 127282 + ... + 127454.

Almost surely, 2^22034664 is an apocalyptic number.

22034664 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22034664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31554900).

22034664 is an abundant number, since it is smaller than the sum of its proper divisors (41075136).

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

22034664 is a wasteful number, since it uses less digits than its factorization.

22034664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275 (or 268 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

The square root of 22034664 is about 4694.1095002141. The cubic root of 22034664 is about 280.3510223416.

Adding to 22034664 its reverse (46643022), we get a palindrome (68677686).

The spelling of 22034664 in words is "twenty-two million, thirty-four thousand, six hundred sixty-four".