33680432 has 10 divisors (see below), whose sum is σ = 65255868. Its totient is φ = 16840208.

The previous prime is 33680429. The next prime is 33680459. The reversal of 33680432 is 23408633.

It is a super-2 number, since 2×33680432² = 2268742999413248, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33680395 and 33680404.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1052498 + ... + 1052529.

Almost surely, 2^33680432 is an apocalyptic number.

It is an amenable number.

33680432 is a deficient number, since it is larger than the sum of its proper divisors (31575436).

33680432 is a wasteful number, since it uses less digits than its factorization.

33680432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2105035 (or 2105029 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 29.

The square root of 33680432 is about 5803.4844705573. The cubic root of 33680432 is about 322.9430067468.

The spelling of 33680432 in words is "thirty-three million, six hundred eighty thousand, four hundred thirty-two".