335890241 has 2 divisors, whose sum is σ = 335890242. Its totient is φ = 335890240.

The previous prime is 335890223. The next prime is 335890271. The reversal of 335890241 is 142098533.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 335073025 + 817216 = 18305^2 + 904^2 .

It is an emirp because it is prime and its reverse (142098533) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-335890241 is a prime.

It is a super-2 number, since 2×335890241² = 225644507998076162, which contains 22 as substring.

It is equal to p_18085463 and since 335890241 and 18085463 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (335890211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 167945120 + 167945121.

It is an arithmetic number, because the mean of its divisors is an integer number (167945121).

Almost surely, 2^335890241 is an apocalyptic number.

It is an amenable number.

335890241 is a deficient number, since it is larger than the sum of its proper divisors (1).

335890241 is an equidigital number, since it uses as much as digits as its factorization.

335890241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 335890241 is about 18327.3086131052. The cubic root of 335890241 is about 695.1296212869.

The spelling of 335890241 in words is "three hundred thirty-five million, eight hundred ninety thousand, two hundred forty-one".