22601466 has 48 divisors (see below), whose sum is σ = 52237224. Its totient is φ = 7037952.

The previous prime is 22601443. The next prime is 22601489. The reversal of 22601466 is 66410622.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (22601443) and next prime (22601489).

It can be written as a sum of positive squares in 4 ways, for example, as 13727025 + 8874441 = 3705^2 + 2979^2 .

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, 71140 + ... + 71456.

Almost surely, 2^22601466 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22601466, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26118612).

22601466 is an abundant number, since it is smaller than the sum of its proper divisors (29635758).

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

22601466 is a wasteful number, since it uses less digits than its factorization.

22601466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 575 (or 572 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 22601466 is about 4754.0999148104. The cubic root of 22601466 is about 282.7345419529.

The spelling of 22601466 in words is "twenty-two million, six hundred one thousand, four hundred sixty-six".