6461632 has 28 divisors (see below), whose sum is σ = 13578840. Its totient is φ = 3040256.

The previous prime is 6461627. The next prime is 6461657. The reversal of 6461632 is 2361646.

It is a self number, because there is not a number n which added to its sum of digits gives 6461632.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1882 + ... + 4057.

Almost surely, 2^6461632 is an apocalyptic number.

It is an amenable number.

6461632 is an abundant number, since it is smaller than the sum of its proper divisors (7117208).

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

6461632 is a wasteful number, since it uses less digits than its factorization.

6461632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5968 (or 5958 counting only the distinct ones).

The product of its digits is 5184, while the sum is 28.

The square root of 6461632 is about 2541.9740360594. The cubic root of 6461632 is about 186.2576304247.

It can be divided in two parts, 646 and 1632, that added together give a triangular number (2278 = T₆₇).

The spelling of 6461632 in words is "six million, four hundred sixty-one thousand, six hundred thirty-two".