33896409 has 16 divisors (see below), whose sum is σ = 45813504. Its totient is φ = 22291200.

The previous prime is 33896407. The next prime is 33896417. The reversal of 33896409 is 90469833.

33896409 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 33896409 - 2¹ = 33896407 is a prime.

It is a super-2 number, since 2×33896409² = 2297933086190562, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (33896407) 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 15 ways as a sum of consecutive naturals, for example, 124944 + ... + 125214.

It is an arithmetic number, because the mean of its divisors is an integer number (2863344).

Almost surely, 2^33896409 is an apocalyptic number.

It is an amenable number.

33896409 is a deficient number, since it is larger than the sum of its proper divisors (11917095).

33896409 is a wasteful number, since it uses less digits than its factorization.

33896409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 688.

The product of its (nonzero) digits is 139968, while the sum is 42.

The square root of 33896409 is about 5822.0622634939. The cubic root of 33896409 is about 323.6318310754.

The spelling of 33896409 in words is "thirty-three million, eight hundred ninety-six thousand, four hundred nine".