33230136 has 32 divisors (see below), whose sum is σ = 83817360. Its totient is φ = 10977792.

The previous prime is 33230123. The next prime is 33230137. The reversal of 33230136 is 63103233.

It is a super-2 number, since 2×33230136² = 2208483877156992, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33230137) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3415 + ... + 8838.

Almost surely, 2^33230136 is an apocalyptic number.

It is an amenable number.

33230136 is an abundant number, since it is smaller than the sum of its proper divisors (50587224).

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

33230136 is a wasteful number, since it uses less digits than its factorization.

33230136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12375 (or 12371 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 21.

The square root of 33230136 is about 5764.5586127647. The cubic root of 33230136 is about 321.4973317729.

Adding to 33230136 its reverse (63103233), we get a palindrome (96333369).

The spelling of 33230136 in words is "thirty-three million, two hundred thirty thousand, one hundred thirty-six".