3440444731 has 2 divisors, whose sum is σ = 3440444732. Its totient is φ = 3440444730.

The previous prime is 3440444729. The next prime is 3440444753. The reversal of 3440444731 is 1374440443.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3440444731 - 2¹ = 3440444729 is a prime.

It is a super-2 number, since 2×3440444731² = 23673319894131324722, which contains 22 as substring.

Together with 3440444729, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (3440444531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1720222365 + 1720222366.

It is an arithmetic number, because the mean of its divisors is an integer number (1720222366).

Almost surely, 2^3440444731 is an apocalyptic number.

3440444731 is a deficient number, since it is larger than the sum of its proper divisors (1).

3440444731 is an equidigital number, since it uses as much as digits as its factorization.

3440444731 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64512, while the sum is 34.

The square root of 3440444731 is about 58655.3043722390. The cubic root of 3440444731 is about 1509.6335135322.

The spelling of 3440444731 in words is "three billion, four hundred forty million, four hundred forty-four thousand, seven hundred thirty-one".