33084540 has 72 divisors (see below), whose sum is σ = 102827088. Its totient is φ = 8605440.

The previous prime is 33084539. The next prime is 33084551. The reversal of 33084540 is 4548033.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5139 + ... + 9621.

It is an arithmetic number, because the mean of its divisors is an integer number (1428154).

Almost surely, 2^33084540 is an apocalyptic number.

33084540 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 33084540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51413544).

33084540 is an abundant number, since it is smaller than the sum of its proper divisors (69742548).

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

33084540 is a wasteful number, since it uses less digits than its factorization.

33084540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4539 (or 4534 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 33084540 is about 5751.9162024494. The cubic root of 33084540 is about 321.0271034267.

The spelling of 33084540 in words is "thirty-three million, eighty-four thousand, five hundred forty".