2340644572 has 54 divisors (see below), whose sum is σ = 4819865064. Its totient is φ = 974278080.

The previous prime is 2340644563. The next prime is 2340644587. The reversal of 2340644572 is 2754460432.

2340644572 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 10496053 + ... + 10496275.

Almost surely, 2^2340644572 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 2340644572, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2409932532).

2340644572 is an abundant number, since it is smaller than the sum of its proper divisors (2479220492).

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

2340644572 is an equidigital number, since it uses as much as digits as its factorization.

2340644572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 539 (or 273 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 37.

The square root of 2340644572 is about 48380.2084741271. The cubic root of 2340644572 is about 1327.7362837922.

The spelling of 2340644572 in words is "two billion, three hundred forty million, six hundred forty-four thousand, five hundred seventy-two".