3133345 has 8 divisors (see below), whose sum is σ = 3861864. Its totient is φ = 2438784.

The previous prime is 3133337. The next prime is 3133357. The reversal of 3133345 is 5433313.

It can be written as a sum of positive squares in 4 ways, for example, as 646416 + 2486929 = 804^2 + 1577^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 3133345 - 2³ = 3133337 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8284 + ... + 8653.

It is an arithmetic number, because the mean of its divisors is an integer number (482733).

Almost surely, 2^3133345 is an apocalyptic number.

It is an amenable number.

3133345 is a deficient number, since it is larger than the sum of its proper divisors (728519).

3133345 is a wasteful number, since it uses less digits than its factorization.

3133345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16979.

The product of its digits is 1620, while the sum is 22.

The square root of 3133345 is about 1770.1257017511. The cubic root of 3133345 is about 146.3309095246.

Adding to 3133345 its reverse (5433313), we get a palindrome (8566658).

Subtracting 3133345 from its reverse (5433313), we obtain a cube (2299968 = 132³).

The spelling of 3133345 in words is "three million, one hundred thirty-three thousand, three hundred forty-five".