6453564 has 48 divisors (see below), whose sum is σ = 16628640. Its totient is φ = 1935360.

The previous prime is 6453541. The next prime is 6453571. The reversal of 6453564 is 4653546.

6453564 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5892 + ... + 6900.

It is an arithmetic number, because the mean of its divisors is an integer number (346430).

Almost surely, 2^6453564 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 6453564, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8314320).

6453564 is an abundant number, since it is smaller than the sum of its proper divisors (10175076).

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

6453564 is a wasteful number, since it uses less digits than its factorization.

6453564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1070 (or 1068 counting only the distinct ones).

The product of its digits is 43200, while the sum is 33.

The square root of 6453564 is about 2540.3865847544. The cubic root of 6453564 is about 186.1800776521.

It can be divided in two parts, 64 and 53564, that added together give a triangular number (53628 = T₃₂₇).

The spelling of 6453564 in words is "six million, four hundred fifty-three thousand, five hundred sixty-four".