33056986 has 8 divisors (see below), whose sum is σ = 49610484. Its totient is φ = 16520160.

The previous prime is 33056977. The next prime is 33057019. The reversal of 33056986 is 68965033.

It can be written as a sum of positive squares in 2 ways, for example, as 32273761 + 783225 = 5681^2 + 885^2 .

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

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, 3966 + ... + 9046.

Almost surely, 2^33056986 is an apocalyptic number.

33056986 is a deficient number, since it is larger than the sum of its proper divisors (16553498).

33056986 is a wasteful number, since it uses less digits than its factorization.

33056986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8336.

The product of its (nonzero) digits is 116640, while the sum is 40.

The square root of 33056986 is about 5749.5205017462. The cubic root of 33056986 is about 320.9379576848.

The spelling of 33056986 in words is "thirty-three million, fifty-six thousand, nine hundred eighty-six".