3634432 has 18 divisors (see below), whose sum is σ = 7255178. Its totient is φ = 1817088.

The previous prime is 3634417. The next prime is 3634439. The reversal of 3634432 is 2344363.

It can be written as a sum of positive squares in only one way, i.e., 3625216 + 9216 = 1904^2 + 96^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3634397 and 3634406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3634439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6843 + ... + 7354.

Almost surely, 2^3634432 is an apocalyptic number.

3634432 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

3634432 is a deficient number, since it is larger than the sum of its proper divisors (3620746).

3634432 is an equidigital number, since it uses as much as digits as its factorization.

3634432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14213 (or 14199 counting only the distinct ones).

The product of its digits is 5184, while the sum is 25.

The square root of 3634432 is about 1906.4186318855. The cubic root of 3634432 is about 153.7489585053.

Adding to 3634432 its reverse (2344363), we get a palindrome (5978795).

The spelling of 3634432 in words is "three million, six hundred thirty-four thousand, four hundred thirty-two".