2442896664 has 128 divisors (see below), whose sum is σ = 6869016000. Its totient is φ = 718792704.

The previous prime is 2442896641. The next prime is 2442896669. The reversal of 2442896664 is 4666982442.

It is a super-2 number, since 2×2442896664² = 11935488221964657792, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2442896669) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 984994 + ... + 987470.

Almost surely, 2^2442896664 is an apocalyptic number.

2442896664 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 2442896664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3434508000).

2442896664 is an abundant number, since it is smaller than the sum of its proper divisors (4426119336).

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

2442896664 is a wasteful number, since it uses less digits than its factorization.

2442896664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2637 (or 2633 counting only the distinct ones).

The product of its digits is 3981312, while the sum is 51.

The square root of 2442896664 is about 49425.6680683226. The cubic root of 2442896664 is about 1346.7956308324.

The spelling of 2442896664 in words is "two billion, four hundred forty-two million, eight hundred ninety-six thousand, six hundred sixty-four".