3330432 has 144 divisors (see below), whose sum is σ = 11337300. Its totient is φ = 935424.

The previous prime is 3330427. The next prime is 3330461. The reversal of 3330432 is 2340333.

It is a tau number, because it is divible by the number of its divisors (144).

It is a super-2 number, since 2×3330432² = 22183554613248, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 56419 + ... + 56477.

Almost surely, 2^3330432 is an apocalyptic number.

3330432 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 3330432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5668650).

3330432 is an abundant number, since it is smaller than the sum of its proper divisors (8006868).

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

3330432 is a wasteful number, since it uses less digits than its factorization.

3330432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93 (or 71 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 18.

The square root of 3330432 is about 1824.9471225216. The cubic root of 3330432 is about 149.3368054748.

Adding to 3330432 its reverse (2340333), we get a palindrome (5670765).

Subtracting from 3330432 its reverse (2340333), we obtain a palindrome (990099).

The spelling of 3330432 in words is "three million, three hundred thirty thousand, four hundred thirty-two".