33322230432 has 72 divisors (see below), whose sum is σ = 94888239264. Its totient is φ = 11092389504.

The previous prime is 33322230341. The next prime is 33322230449. The reversal of 33322230432 is 23403222333.

33322230432 is a `hidden beast` number, since 3 + 3 + 3 + 2 + 223 + 0 + 432 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is a super-2 number, since 2×33322230432² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33322230396 and 33322230405.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 136123 + ... + 291845.

It is an arithmetic number, because the mean of its divisors is an integer number (1317892212).

Almost surely, 2^33322230432 is an apocalyptic number.

33322230432 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 33322230432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (47444119632).

33322230432 is an abundant number, since it is smaller than the sum of its proper divisors (61566008832).

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

33322230432 is a wasteful number, since it uses less digits than its factorization.

33322230432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156482 (or 156471 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 27.

Adding to 33322230432 its reverse (23403222333), we get a palindrome (56725452765).

The spelling of 33322230432 in words is "thirty-three billion, three hundred twenty-two million, two hundred thirty thousand, four hundred thirty-two".