33724073 has 8 divisors (see below), whose sum is σ = 36161280. Its totient is φ = 31337280.

The previous prime is 33724021. The next prime is 33724079. The reversal of 33724073 is 37042733.

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 33724073 - 2¹⁰ = 33723049 is a prime.

It is a super-2 number, since 2×33724073² = 2274626199418658, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (33724079) 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, 11213 + ... + 13898.

It is an arithmetic number, because the mean of its divisors is an integer number (4520160).

Almost surely, 2^33724073 is an apocalyptic number.

It is an amenable number.

33724073 is a deficient number, since it is larger than the sum of its proper divisors (2437207).

33724073 is a wasteful number, since it uses less digits than its factorization.

33724073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25207.

The product of its (nonzero) digits is 10584, while the sum is 29.

The square root of 33724073 is about 5807.2431497226. The cubic root of 33724073 is about 323.0824296710.

The spelling of 33724073 in words is "thirty-three million, seven hundred twenty-four thousand, seventy-three".