33827128 has 8 divisors (see below), whose sum is σ = 63425880. Its totient is φ = 16913560.

The previous prime is 33827113. The next prime is 33827141. The reversal of 33827128 is 82172833.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×33827128² = 2288549177456768, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33827093 and 33827102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2114188 + ... + 2114203.

It is an arithmetic number, because the mean of its divisors is an integer number (7928235).

Almost surely, 2^33827128 is an apocalyptic number.

It is an amenable number.

33827128 is a deficient number, since it is larger than the sum of its proper divisors (29598752).

33827128 is a wasteful number, since it uses less digits than its factorization.

33827128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4228397 (or 4228393 counting only the distinct ones).

The product of its digits is 16128, while the sum is 34.

The square root of 33827128 is about 5816.1093524795. The cubic root of 33827128 is about 323.4111899048.

The spelling of 33827128 in words is "thirty-three million, eight hundred twenty-seven thousand, one hundred twenty-eight".