33730374 has 16 divisors (see below), whose sum is σ = 70394112. Its totient is φ = 10754568.

The previous prime is 33730373. The next prime is 33730379. The reversal of 33730374 is 47303733.

It is a super-2 number, since 2×33730374² = 2275476260359752, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33730373) 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 7 ways as a sum of consecutive naturals, for example, 122074 + ... + 122349.

It is an arithmetic number, because the mean of its divisors is an integer number (4399632).

Almost surely, 2^33730374 is an apocalyptic number.

33730374 is an abundant number, since it is smaller than the sum of its proper divisors (36663738).

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

33730374 is a wasteful number, since it uses less digits than its factorization.

33730374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244451.

The product of its (nonzero) digits is 15876, while the sum is 30.

The square root of 33730374 is about 5807.7856365400. The cubic root of 33730374 is about 323.1025499731.

The spelling of 33730374 in words is "thirty-three million, seven hundred thirty thousand, three hundred seventy-four".