4542564 has 48 divisors (see below), whose sum is σ = 11738048. Its totient is φ = 1358208.

The previous prime is 4542547. The next prime is 4542581. The reversal of 4542564 is 4652454.

It is an interprime number because it is at equal distance from previous prime (4542547) and next prime (4542581).

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, 5379 + ... + 6165.

Almost surely, 2^4542564 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 4542564, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5869024).

4542564 is an abundant number, since it is smaller than the sum of its proper divisors (7195484).

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

4542564 is a wasteful number, since it uses less digits than its factorization.

4542564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 844 (or 842 counting only the distinct ones).

The product of its digits is 19200, while the sum is 30.

The square root of 4542564 is about 2131.3291627527. The cubic root of 4542564 is about 165.6152603268.

The spelling of 4542564 in words is "four million, five hundred forty-two thousand, five hundred sixty-four".