33397116 has 24 divisors (see below), whose sum is σ = 78107904. Its totient is φ = 11106480.

The previous prime is 33397093. The next prime is 33397121. The reversal of 33397116 is 61179333.

It is a super-2 number, since 2×33397116² = 2230734714234912, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2551 + ... + 8561.

It is an arithmetic number, because the mean of its divisors is an integer number (3254496).

Almost surely, 2^33397116 is an apocalyptic number.

It is an amenable number.

33397116 is an abundant number, since it is smaller than the sum of its proper divisors (44710788).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

33397116 is a wasteful number, since it uses less digits than its factorization.

33397116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6481 (or 6479 counting only the distinct ones).

The product of its digits is 10206, while the sum is 33.

The square root of 33397116 is about 5779.0237929948. The cubic root of 33397116 is about 322.0349357051.

The spelling of 33397116 in words is "thirty-three million, three hundred ninety-seven thousand, one hundred sixteen".