2334440644 has 6 divisors (see below), whose sum is σ = 4085271134. Its totient is φ = 1167220320.

The previous prime is 2334440627. The next prime is 2334440677. The reversal of 2334440644 is 4460444332.

It can be written as a sum of positive squares in only one way, i.e., 1592967744 + 741472900 = 39912^2 + 27230^2 .

It is a super-2 number, since 2×2334440644² = 10899226240718269472, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 291805077 + ... + 291805084.

Almost surely, 2^2334440644 is an apocalyptic number.

It is an amenable number.

2334440644 is a deficient number, since it is larger than the sum of its proper divisors (1750830490).

2334440644 is a wasteful number, since it uses less digits than its factorization.

2334440644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 583610165 (or 583610163 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 34.

The square root of 2334440644 is about 48316.0495487783. The cubic root of 2334440644 is about 1326.5621814746.

Adding to 2334440644 its reverse (4460444332), we get a palindrome (6794884976).

The spelling of 2334440644 in words is "two billion, three hundred thirty-four million, four hundred forty thousand, six hundred forty-four".