33500130 has 32 divisors (see below), whose sum is σ = 80555904. Its totient is φ = 8916096.

The previous prime is 33500111. The next prime is 33500153. The reversal of 33500130 is 3100533.

It is a super-2 number, since 2×33500130² = 2244517420033800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25059 + ... + 26361.

It is an arithmetic number, because the mean of its divisors is an integer number (2517372).

Almost surely, 2^33500130 is an apocalyptic number.

33500130 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

33500130 is an abundant number, since it is smaller than the sum of its proper divisors (47055774).

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

33500130 is a wasteful number, since it uses less digits than its factorization.

33500130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2170.

The product of its (nonzero) digits is 135, while the sum is 15.

The square root of 33500130 is about 5787.9296816738. The cubic root of 33500130 is about 322.3657033527.

Adding to 33500130 its reverse (3100533), we get a palindrome (36600663).

The spelling of 33500130 in words is "thirty-three million, five hundred thousand, one hundred thirty".