33828534 has 12 divisors (see below), whose sum is σ = 73295196. Its totient is φ = 11276172.

The previous prime is 33828503. The next prime is 33828547. The reversal of 33828534 is 43582833.

It is a super-2 number, since 2×33828534² = 2288739425178312, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 939664 + ... + 939699.

It is an arithmetic number, because the mean of its divisors is an integer number (6107933).

Almost surely, 2^33828534 is an apocalyptic number.

33828534 is an abundant number, since it is smaller than the sum of its proper divisors (39466662).

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

33828534 is a wasteful number, since it uses less digits than its factorization.

33828534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1879371 (or 1879368 counting only the distinct ones).

The product of its digits is 69120, while the sum is 36.

The square root of 33828534 is about 5816.2302224035. The cubic root of 33828534 is about 323.4156706264.

The spelling of 33828534 in words is "thirty-three million, eight hundred twenty-eight thousand, five hundred thirty-four".