33036380 has 48 divisors (see below), whose sum is σ = 75974304. Its totient is φ = 11992320.

The previous prime is 33036379. The next prime is 33036391. The reversal of 33036380 is 8363033.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14819 + ... + 16901.

It is an arithmetic number, because the mean of its divisors is an integer number (1582798).

Almost surely, 2^33036380 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 33036380, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37987152).

33036380 is an abundant number, since it is smaller than the sum of its proper divisors (42937924).

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

33036380 is a wasteful number, since it uses less digits than its factorization.

33036380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2166 (or 2164 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 26.

The square root of 33036380 is about 5747.7282468815. The cubic root of 33036380 is about 320.8712584991.

The spelling of 33036380 in words is "thirty-three million, thirty-six thousand, three hundred eighty".