33672943 has 8 divisors (see below), whose sum is σ = 35337600. Its totient is φ = 32025048.

The previous prime is 33672941. The next prime is 33672979. The reversal of 33672943 is 34927633.

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 33672943 - 2¹ = 33672941 is a prime.

It is a super-2 number, since 2×33672943² = 2267734180562498, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33672941) 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, 28 + ... + 8206.

It is an arithmetic number, because the mean of its divisors is an integer number (4417200).

Almost surely, 2^33672943 is an apocalyptic number.

33672943 is a deficient number, since it is larger than the sum of its proper divisors (1664657).

33672943 is a wasteful number, since it uses less digits than its factorization.

33672943 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8381.

The product of its digits is 81648, while the sum is 37.

The square root of 33672943 is about 5802.8392188652. The cubic root of 33672943 is about 322.9190690148.

The spelling of 33672943 in words is "thirty-three million, six hundred seventy-two thousand, nine hundred forty-three".