334440023 has 2 divisors, whose sum is σ = 334440024. Its totient is φ = 334440022.

The previous prime is 334439999. The next prime is 334440037. The reversal of 334440023 is 320044433.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-334440023 is a prime.

It is a super-2 number, since 2×334440023² = 223700257968481058, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (334440823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 167220011 + 167220012.

It is an arithmetic number, because the mean of its divisors is an integer number (167220012).

Almost surely, 2^334440023 is an apocalyptic number.

334440023 is a deficient number, since it is larger than the sum of its proper divisors (1).

334440023 is an equidigital number, since it uses as much as digits as its factorization.

334440023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 23.

The square root of 334440023 is about 18287.7014137917. The cubic root of 334440023 is about 694.1277624686.

Adding to 334440023 its reverse (320044433), we get a palindrome (654484456).

The spelling of 334440023 in words is "three hundred thirty-four million, four hundred forty thousand, twenty-three".