3402432 has 112 divisors (see below), whose sum is σ = 10972800. Its totient is φ = 1025280.

The previous prime is 3402407. The next prime is 3402437. The reversal of 3402432 is 2342043.

3402432 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not an unprimeable number, because it can be changed into a prime (3402437) 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 15 ways as a sum of consecutive naturals, for example, 18919 + ... + 19097.

Almost surely, 2^3402432 is an apocalyptic number.

3402432 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 3402432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5486400).

3402432 is an abundant number, since it is smaller than the sum of its proper divisors (7570368).

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

3402432 is a wasteful number, since it uses less digits than its factorization.

3402432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211 (or 195 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

The square root of 3402432 is about 1844.5682421640. The cubic root of 3402432 is about 150.4053038721.

Adding to 3402432 its reverse (2342043), we get a palindrome (5744475).

It can be divided in two parts, 340 and 2432, that added together give a palindrome (2772).

The spelling of 3402432 in words is "three million, four hundred two thousand, four hundred thirty-two".