33013197 has 16 divisors (see below), whose sum is σ = 55895680. Its totient is φ = 18864576.

The previous prime is 33013193. The next prime is 33013199. The reversal of 33013197 is 79131033.

It is not a de Polignac number, because 33013197 - 2² = 33013193 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 33013197.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33013193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 87148 + ... + 87525.

It is an arithmetic number, because the mean of its divisors is an integer number (3493480).

Almost surely, 2^33013197 is an apocalyptic number.

It is an amenable number.

33013197 is a deficient number, since it is larger than the sum of its proper divisors (22882483).

33013197 is a wasteful number, since it uses less digits than its factorization.

33013197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174689 (or 174683 counting only the distinct ones).

The product of its (nonzero) digits is 1701, while the sum is 27.

The square root of 33013197 is about 5745.7111831348. The cubic root of 33013197 is about 320.7961847058.

The spelling of 33013197 in words is "thirty-three million, thirteen thousand, one hundred ninety-seven".