33870852 has 24 divisors (see below), whose sum is σ = 87813600. Its totient is φ = 11290248.

The previous prime is 33870839. The next prime is 33870853. The reversal of 33870852 is 25807833.

It is a super-2 number, since 2×33870852² = 2294469230411808, which contains 22 as substring.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (33870853) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 156702 + ... + 156917.

It is an arithmetic number, because the mean of its divisors is an integer number (3658900).

Almost surely, 2^33870852 is an apocalyptic number.

It is an amenable number.

33870852 is an abundant number, since it is smaller than the sum of its proper divisors (53942748).

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

33870852 is a wasteful number, since it uses less digits than its factorization.

33870852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313632 (or 313624 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 36.

The square root of 33870852 is about 5819.8670087898. The cubic root of 33870852 is about 323.5504739981.

The spelling of 33870852 in words is "thirty-three million, eight hundred seventy thousand, eight hundred fifty-two".