334225621 has 2 divisors, whose sum is σ = 334225622. Its totient is φ = 334225620.

The previous prime is 334225607. The next prime is 334225631. The reversal of 334225621 is 126522433.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 322597521 + 11628100 = 17961^2 + 3410^2 .

It is a cyclic number.

It is not a de Polignac number, because 334225621 - 2⁵ = 334225589 is a prime.

It is a super-2 number, since 2×334225621² = 223413531465671282, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 334225621.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (334225631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 167112810 + 167112811.

It is an arithmetic number, because the mean of its divisors is an integer number (167112811).

Almost surely, 2^334225621 is an apocalyptic number.

It is an amenable number.

334225621 is a deficient number, since it is larger than the sum of its proper divisors (1).

334225621 is an equidigital number, since it uses as much as digits as its factorization.

334225621 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8640, while the sum is 28.

The square root of 334225621 is about 18281.8385563378. The cubic root of 334225621 is about 693.9794008453.

The spelling of 334225621 in words is "three hundred thirty-four million, two hundred twenty-five thousand, six hundred twenty-one".