6403772 has 12 divisors (see below), whose sum is σ = 11256336. Its totient is φ = 3187680.

The previous prime is 6403769. The next prime is 6403811. The reversal of 6403772 is 2773046.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2504 + ... + 4367.

It is an arithmetic number, because the mean of its divisors is an integer number (938028).

Almost surely, 2^6403772 is an apocalyptic number.

It is an amenable number.

6403772 is a deficient number, since it is larger than the sum of its proper divisors (4852564).

6403772 is a wasteful number, since it uses less digits than its factorization.

6403772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7108 (or 7106 counting only the distinct ones).

The product of its (nonzero) digits is 7056, while the sum is 29.

The square root of 6403772 is about 2530.5675252797. The cubic root of 6403772 is about 185.7000213333.

The spelling of 6403772 in words is "six million, four hundred three thousand, seven hundred seventy-two".