334560491 has 2 divisors, whose sum is σ = 334560492. Its totient is φ = 334560490.

The previous prime is 334560409. The next prime is 334560509. The reversal of 334560491 is 194065433.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 334560491 - 2¹⁴ = 334544107 is a prime.

It is a super-2 number, since 2×334560491² = 223861444276322162, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (334530491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 167280245 + 167280246.

It is an arithmetic number, because the mean of its divisors is an integer number (167280246).

Almost surely, 2^334560491 is an apocalyptic number.

334560491 is a deficient number, since it is larger than the sum of its proper divisors (1).

334560491 is an equidigital number, since it uses as much as digits as its factorization.

334560491 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 38880, while the sum is 35.

The square root of 334560491 is about 18290.9948061881. The cubic root of 334560491 is about 694.2110959408.

It can be divided in two parts, 3345 and 60491, that added together give a palindrome (63836).

The spelling of 334560491 in words is "three hundred thirty-four million, five hundred sixty thousand, four hundred ninety-one".