6463564 has 6 divisors (see below), whose sum is σ = 11311244. Its totient is φ = 3231780.

The previous prime is 6463537. The next prime is 6463571. The reversal of 6463564 is 4653646.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 807942 + ... + 807949.

Almost surely, 2^6463564 is an apocalyptic number.

It is an amenable number.

6463564 is a deficient number, since it is larger than the sum of its proper divisors (4847680).

6463564 is a wasteful number, since it uses less digits than its factorization.

6463564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1615895 (or 1615893 counting only the distinct ones).

The product of its digits is 51840, while the sum is 34.

The square root of 6463564 is about 2542.3540272747. The cubic root of 6463564 is about 186.2761919834.

The spelling of 6463564 in words is "six million, four hundred sixty-three thousand, five hundred sixty-four".