3347993 has 4 divisors (see below), whose sum is σ = 3652368. Its totient is φ = 3043620.

The previous prime is 3347989. The next prime is 3348001. The reversal of 3347993 is 3997433.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3997433 = 11 ⋅363403.

It is a cyclic number.

It is not a de Polignac number, because 3347993 - 2² = 3347989 is a prime.

It is a super-2 number, since 2×3347993² = 22418114256098, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3347983) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 152171 + ... + 152192.

It is an arithmetic number, because the mean of its divisors is an integer number (913092).

Almost surely, 2^3347993 is an apocalyptic number.

It is an amenable number.

3347993 is a deficient number, since it is larger than the sum of its proper divisors (304375).

3347993 is a wasteful number, since it uses less digits than its factorization.

3347993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 304374.

The product of its digits is 61236, while the sum is 38.

The square root of 3347993 is about 1829.7521690109. The cubic root of 3347993 is about 149.5988243066.

It can be divided in two parts, 334 and 7993, that multiplied together give a palindrome (2669662).

The spelling of 3347993 in words is "three million, three hundred forty-seven thousand, nine hundred ninety-three".