2420644000 has 96 divisors (see below), whose sum is σ = 5973694272. Its totient is φ = 964000000.

The previous prime is 2420643919. The next prime is 2420644027. The reversal of 2420644000 is 4460242.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1002795 + ... + 1005205.

It is an arithmetic number, because the mean of its divisors is an integer number (62225982).

Almost surely, 2^2420644000 is an apocalyptic number.

2420644000 is a gapful number since it is divisible by the number (20) 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 2420644000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2986847136).

2420644000 is an abundant number, since it is smaller than the sum of its proper divisors (3553050272).

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

2420644000 is a wasteful number, since it uses less digits than its factorization.

2420644000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2687 (or 2669 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 2420644000 is about 49200.0406503897. The cubic root of 2420644000 is about 1342.6937717568.

The spelling of 2420644000 in words is "two billion, four hundred twenty million, six hundred forty-four thousand".