33397030 has 16 divisors (see below), whose sum is σ = 60185664. Its totient is φ = 13343040.

The previous prime is 33396997. The next prime is 33397033. The reversal of 33397030 is 3079333.

It is a super-2 number, since 2×33397030² = 2230723225641800, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 33397030.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33397033) 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, 10954 + ... + 13666.

It is an arithmetic number, because the mean of its divisors is an integer number (3761604).

Almost surely, 2^33397030 is an apocalyptic number.

33397030 is a deficient number, since it is larger than the sum of its proper divisors (26788634).

33397030 is a wasteful number, since it uses less digits than its factorization.

33397030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3951.

The product of its (nonzero) digits is 5103, while the sum is 28.

The square root of 33397030 is about 5779.0163522870. The cubic root of 33397030 is about 322.0346592838.

The spelling of 33397030 in words is "thirty-three million, three hundred ninety-seven thousand, thirty".