3355993 has 2 divisors, whose sum is σ = 3355994. Its totient is φ = 3355992.

The previous prime is 3355991. The next prime is 3355997. The reversal of 3355993 is 3995533.

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., 2108304 + 1247689 = 1452^2 + 1117^2 .

It is a cyclic number.

It is not a de Polignac number, because 3355993 - 2¹ = 3355991 is a prime.

It is a super-2 number, since 2×3355993² = 22525378032098, which contains 22 as substring.

Together with 3355991, it forms a pair of twin primes.

3355993 is a lucky number.

It is a plaindrome in base 16.

It is not a weakly prime, because it can be changed into another prime (3355991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1677996 + 1677997.

It is an arithmetic number, because the mean of its divisors is an integer number (1677997).

Almost surely, 2^3355993 is an apocalyptic number.

It is an amenable number.

3355993 is a deficient number, since it is larger than the sum of its proper divisors (1).

3355993 is an equidigital number, since it uses as much as digits as its factorization.

3355993 is an evil number, because the sum of its binary digits is even.

The product of its digits is 54675, while the sum is 37.

The square root of 3355993 is about 1831.9369530636. The cubic root of 3355993 is about 149.7178845533.

It can be divided in two parts, 335 and 5993, that added together give a triangular number (6328 = T₁₁₂).

The spelling of 3355993 in words is "three million, three hundred fifty-five thousand, nine hundred ninety-three".