2204742064 has 120 divisors (see below), whose sum is σ = 5259157440. Its totient is φ = 890289792.

The previous prime is 2204742049. The next prime is 2204742079. The reversal of 2204742064 is 4602474022.

It is an interprime number because it is at equal distance from previous prime (2204742049) and next prime (2204742079).

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, 4215307 + ... + 4215829.

It is an arithmetic number, because the mean of its divisors is an integer number (43826312).

Almost surely, 2^2204742064 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2204742064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2629578720).

2204742064 is an abundant number, since it is smaller than the sum of its proper divisors (3054415376).

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

2204742064 is a wasteful number, since it uses less digits than its factorization.

2204742064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 847 (or 834 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 31.

The square root of 2204742064 is about 46954.6809594102. The cubic root of 2204742064 is about 1301.5252441046.

The spelling of 2204742064 in words is "two billion, two hundred four million, seven hundred forty-two thousand, sixty-four".