6448632 has 16 divisors (see below), whose sum is σ = 16121640. Its totient is φ = 2149536.

The previous prime is 6448621. The next prime is 6448633. The reversal of 6448632 is 2368446.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 6448593 and 6448602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6448633) 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, 134323 + ... + 134370.

Almost surely, 2^6448632 is an apocalyptic number.

It is an amenable number.

6448632 is an abundant number, since it is smaller than the sum of its proper divisors (9673008).

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

6448632 is a wasteful number, since it uses less digits than its factorization.

6448632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268702 (or 268698 counting only the distinct ones).

The product of its digits is 27648, while the sum is 33.

The square root of 6448632 is about 2539.4156808211. The cubic root of 6448632 is about 186.1326375008.

The spelling of 6448632 in words is "six million, four hundred forty-eight thousand, six hundred thirty-two".