33920954 has 8 divisors (see below), whose sum is σ = 51841620. Its totient is φ = 16640416.

The previous prime is 33920927. The next prime is 33920959. The reversal of 33920954 is 45902933.

33920954 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 27300625 + 6620329 = 5225^2 + 2573^2 .

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

It is a super-2 number, since 2×33920954² = 2301262240540232, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (33920959) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 159899 + ... + 160110.

Almost surely, 2^33920954 is an apocalyptic number.

33920954 is a deficient number, since it is larger than the sum of its proper divisors (17920666).

33920954 is a wasteful number, since it uses less digits than its factorization.

33920954 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 320064.

The product of its (nonzero) digits is 29160, while the sum is 35.

The square root of 33920954 is about 5824.1698120848. The cubic root of 33920954 is about 323.7099281063.

The spelling of 33920954 in words is "thirty-three million, nine hundred twenty thousand, nine hundred fifty-four".