33040230 has 16 divisors (see below), whose sum is σ = 79296624. Its totient is φ = 8810720.

The previous prime is 33040229. The next prime is 33040243. The reversal of 33040230 is 3204033.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 550641 + ... + 550700.

It is an arithmetic number, because the mean of its divisors is an integer number (4956039).

Almost surely, 2^33040230 is an apocalyptic number.

33040230 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

33040230 is an abundant number, since it is smaller than the sum of its proper divisors (46256394).

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

33040230 is a wasteful number, since it uses less digits than its factorization.

33040230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1101351.

The product of its (nonzero) digits is 216, while the sum is 15.

The square root of 33040230 is about 5748.0631520539. The cubic root of 33040230 is about 320.8837226004.

Adding to 33040230 its reverse (3204033), we get a palindrome (36244263).

The spelling of 33040230 in words is "thirty-three million, forty thousand, two hundred thirty".