33638082 has 8 divisors (see below), whose sum is σ = 67276176. Its totient is φ = 11212692.

The previous prime is 33638047. The next prime is 33638117. The reversal of 33638082 is 28083633.

It is an interprime number because it is at equal distance from previous prime (33638047) and next prime (33638117).

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

33638082 is an admirable number.

It is a super-2 number, since 2×33638082² = 2263041121277448, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2803168 + ... + 2803179.

It is an arithmetic number, because the mean of its divisors is an integer number (8409522).

Almost surely, 2^33638082 is an apocalyptic number.

33638082 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

33638082 is a wasteful number, since it uses less digits than its factorization.

33638082 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5606352.

The product of its (nonzero) digits is 20736, while the sum is 33.

The square root of 33638082 is about 5799.8346528155. The cubic root of 33638082 is about 322.8075930768.

The spelling of 33638082 in words is "thirty-three million, six hundred thirty-eight thousand, eighty-two".