3335991 has 8 divisors (see below), whose sum is σ = 4460784. Its totient is φ = 2217600.

The previous prime is 3335971. The next prime is 3335999. The reversal of 3335991 is 1995333.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3335991 - 2¹⁰ = 3334967 is a prime.

It is a super-2 number, since 2×3335991² = 22257671904162, which contains 22 as substring.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

3335991 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3335999) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 210 + ... + 2591.

It is an arithmetic number, because the mean of its divisors is an integer number (557598).

Almost surely, 2^3335991 is an apocalyptic number.

3335991 is a deficient number, since it is larger than the sum of its proper divisors (1124793).

3335991 is a wasteful number, since it uses less digits than its factorization.

3335991 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3201.

The product of its digits is 10935, while the sum is 33.

The square root of 3335991 is about 1826.4695453251. The cubic root of 3335991 is about 149.4198479390.

It can be divided in two parts, 333 and 5991, that multiplied together give a triangular number (1995003 = T₁₉₉₇).

The spelling of 3335991 in words is "three million, three hundred thirty-five thousand, nine hundred ninety-one".