6423632 has 10 divisors (see below), whose sum is σ = 12445818. Its totient is φ = 3211808.

The previous prime is 6423629. The next prime is 6423643. The reversal of 6423632 is 2363246.

It can be written as a sum of positive squares in only one way, i.e., 5494336 + 929296 = 2344^2 + 964^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200723 + ... + 200754.

Almost surely, 2^6423632 is an apocalyptic number.

It is an amenable number.

6423632 is a deficient number, since it is larger than the sum of its proper divisors (6022186).

6423632 is a wasteful number, since it uses less digits than its factorization.

6423632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 401485 (or 401479 counting only the distinct ones).

The product of its digits is 5184, while the sum is 26.

The square root of 6423632 is about 2534.4885085555. The cubic root of 6423632 is about 185.8917935392.

Adding to 6423632 its reverse (2363246), we get a palindrome (8786878).

The spelling of 6423632 in words is "six million, four hundred twenty-three thousand, six hundred thirty-two".