336734561 has 2 divisors, whose sum is σ = 336734562. Its totient is φ = 336734560.

The previous prime is 336734557. The next prime is 336734597. The reversal of 336734561 is 165437633.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 233508961 + 103225600 = 15281^2 + 10160^2 .

It is a cyclic number.

It is not a de Polignac number, because 336734561 - 2² = 336734557 is a prime.

It is a super-2 number, since 2×336734561² = 226780329143725442, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (336730561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 168367280 + 168367281.

It is an arithmetic number, because the mean of its divisors is an integer number (168367281).

Almost surely, 2^336734561 is an apocalyptic number.

It is an amenable number.

336734561 is a deficient number, since it is larger than the sum of its proper divisors (1).

336734561 is an equidigital number, since it uses as much as digits as its factorization.

336734561 is an evil number, because the sum of its binary digits is even.

The product of its digits is 136080, while the sum is 38.

The square root of 336734561 is about 18350.3286346594. The cubic root of 336734561 is about 695.7115780163.

The spelling of 336734561 in words is "three hundred thirty-six million, seven hundred thirty-four thousand, five hundred sixty-one".