6435632 has 40 divisors (see below), whose sum is σ = 14644896. Its totient is φ = 2681856.

The previous prime is 6435629. The next prime is 6435643. The reversal of 6435632 is 2365346.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 6435595 and 6435604.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3368 + ... + 4920.

Almost surely, 2^6435632 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 6435632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7322448).

6435632 is an abundant number, since it is smaller than the sum of its proper divisors (8209264).

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

6435632 is a wasteful number, since it uses less digits than its factorization.

6435632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1605 (or 1599 counting only the distinct ones).

The product of its digits is 12960, while the sum is 29.

The square root of 6435632 is about 2536.8547455461. The cubic root of 6435632 is about 186.0074764791.

The spelling of 6435632 in words is "six million, four hundred thirty-five thousand, six hundred thirty-two".