33724022 has 8 divisors (see below), whose sum is σ = 53561736. Its totient is φ = 15870112.

The previous prime is 33724021. The next prime is 33724079. The reversal of 33724022 is 22042733.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×33724022² = 2274619319712968, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33724021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 495908 + ... + 495975.

It is an arithmetic number, because the mean of its divisors is an integer number (6695217).

Almost surely, 2^33724022 is an apocalyptic number.

33724022 is a deficient number, since it is larger than the sum of its proper divisors (19837714).

33724022 is a wasteful number, since it uses less digits than its factorization.

33724022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 991902.

The product of its (nonzero) digits is 2016, while the sum is 23.

The square root of 33724022 is about 5807.2387586529. The cubic root of 33724022 is about 323.0822668079.

Adding to 33724022 its reverse (22042733), we get a palindrome (55766755).

The spelling of 33724022 in words is "thirty-three million, seven hundred twenty-four thousand, twenty-two".