3641432 has 16 divisors (see below), whose sum is σ = 6851400. Its totient is φ = 1814400.

The previous prime is 3641431. The next prime is 3641437. The reversal of 3641432 is 2341463.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 3641398 and 3641407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3641431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2432 + ... + 3632.

Almost surely, 2^3641432 is an apocalyptic number.

It is an amenable number.

3641432 is a deficient number, since it is larger than the sum of its proper divisors (3209968).

3641432 is a wasteful number, since it uses less digits than its factorization.

3641432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1586 (or 1582 counting only the distinct ones).

The product of its digits is 1728, while the sum is 23.

The square root of 3641432 is about 1908.2536519027. The cubic root of 3641432 is about 153.8476032171.

Adding to 3641432 its reverse (2341463), we get a palindrome (5982895).

The spelling of 3641432 in words is "three million, six hundred forty-one thousand, four hundred thirty-two".