33055330 has 32 divisors (see below), whose sum is σ = 74183040. Its totient is φ = 10302720.

The previous prime is 33055291. The next prime is 33055343. The reversal of 33055330 is 3355033.

33055330 = 1073² + 1074² + ... + 1100².

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

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, 20695 + ... + 22234.

It is an arithmetic number, because the mean of its divisors is an integer number (2318220).

Almost surely, 2^33055330 is an apocalyptic number.

33055330 is an abundant number, since it is smaller than the sum of its proper divisors (41127710).

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

33055330 is a wasteful number, since it uses less digits than its factorization.

33055330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42954.

The product of its (nonzero) digits is 2025, while the sum is 22.

The square root of 33055330 is about 5749.3764879333. The cubic root of 33055330 is about 320.9325984331.

The spelling of 33055330 in words is "thirty-three million, fifty-five thousand, three hundred thirty".