335403997 has 2 divisors, whose sum is σ = 335403998. Its totient is φ = 335403996.

The previous prime is 335403977. The next prime is 335404039. The reversal of 335403997 is 799304533.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 329023321 + 6380676 = 18139^2 + 2526^2 .

It is a cyclic number.

It is not a de Polignac number, because 335403997 - 2¹¹ = 335401949 is a prime.

It is a super-2 number, since 2×335403997² = 224991682407152018, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (335403907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 167701998 + 167701999.

It is an arithmetic number, because the mean of its divisors is an integer number (167701999).

Almost surely, 2^335403997 is an apocalyptic number.

It is an amenable number.

335403997 is a deficient number, since it is larger than the sum of its proper divisors (1).

335403997 is an equidigital number, since it uses as much as digits as its factorization.

335403997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 306180, while the sum is 43.

The square root of 335403997 is about 18314.0382493867. The cubic root of 335403997 is about 694.7940296777.

It can be divided in two parts, 335403 and 997, that added together give a square (336400 = 580²).

The spelling of 335403997 in words is "three hundred thirty-five million, four hundred three thousand, nine hundred ninety-seven".