3072432 has 90 divisors (see below), whose sum is σ = 9120076. Its totient is φ = 890560.

The previous prime is 3072431. The next prime is 3072439. The reversal of 3072432 is 2342703.

It is a happy number.

3072432 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 3072399 and 3072408.

It is not an unprimeable number, because it can be changed into a prime (3072431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 133573 + ... + 133595.

Almost surely, 2^3072432 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3072432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4560038).

3072432 is an abundant number, since it is smaller than the sum of its proper divisors (6047644).

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

3072432 is a wasteful number, since it uses less digits than its factorization.

3072432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79 (or 39 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 21.

The square root of 3072432 is about 1752.8354172597. The cubic root of 3072432 is about 145.3764613094.

It can be divided in two parts, 3072 and 432, that multiplied together give a square (1327104 = 1152²).

The spelling of 3072432 in words is "three million, seventy-two thousand, four hundred thirty-two".