2220592 has 60 divisors (see below), whose sum is σ = 5013568. Its totient is φ = 950400.

The previous prime is 2220553. The next prime is 2220643. The reversal of 2220592 is 2950222.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 59998 + ... + 60034.

2^2220592 is an apocalyptic number.

2220592 is a gapful number since it is divisible by the number (22) 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 2220592, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2506784).

2220592 is an abundant number, since it is smaller than the sum of its proper divisors (2792976).

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

2220592 is a wasteful number, since it uses less digits than its factorization.

2220592 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98 (or 81 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 2220592 is about 1490.1650915251. The cubic root of 2220592 is about 130.4636697115.

The spelling of 2220592 in words is "two million, two hundred twenty thousand, five hundred ninety-two".