34440739 has 2 divisors, whose sum is σ = 34440740. Its totient is φ = 34440738.

The previous prime is 34440733. The next prime is 34440773. The reversal of 34440739 is 93704443.

It is an a-pointer prime, because the next prime (34440773) can be obtained adding 34440739 to its sum of digits (34).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 34440739 - 2¹⁹ = 33916451 is a prime.

It is a super-2 number, since 2×34440739² = 2372329005732242, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (34440733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17220369 + 17220370.

It is an arithmetic number, because the mean of its divisors is an integer number (17220370).

Almost surely, 2^34440739 is an apocalyptic number.

34440739 is a deficient number, since it is larger than the sum of its proper divisors (1).

34440739 is an equidigital number, since it uses as much as digits as its factorization.

34440739 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36288, while the sum is 34.

The square root of 34440739 is about 5868.6232627423. The cubic root of 34440739 is about 325.3550014356.

The spelling of 34440739 in words is "thirty-four million, four hundred forty thousand, seven hundred thirty-nine".