33673997 has 8 divisors (see below), whose sum is σ = 39423552. Its totient is φ = 28159200.

The previous prime is 33673993. The next prime is 33674021. The reversal of 33673997 is 79937633.

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 33673997 - 2² = 33673993 is a prime.

It is a super-2 number, since 2×33673997² = 2267876147912018, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33673993) 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, 58379 + ... + 58952.

It is an arithmetic number, because the mean of its divisors is an integer number (4927944).

Almost surely, 2^33673997 is an apocalyptic number.

It is an amenable number.

33673997 is a deficient number, since it is larger than the sum of its proper divisors (5749555).

33673997 is a wasteful number, since it uses less digits than its factorization.

33673997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117379.

The product of its digits is 642978, while the sum is 47.

The square root of 33673997 is about 5802.9300357664. The cubic root of 33673997 is about 322.9224382199.

The spelling of 33673997 in words is "thirty-three million, six hundred seventy-three thousand, nine hundred ninety-seven".