5142564 has 36 divisors (see below), whose sum is σ = 14857024. Its totient is φ = 1469232.

The previous prime is 5142539. The next prime is 5142587. The reversal of 5142564 is 4652415.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9952 + ... + 10455.

Almost surely, 2^5142564 is an apocalyptic number.

It is an amenable number.

5142564 is an abundant number, since it is smaller than the sum of its proper divisors (9714460).

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

5142564 is a wasteful number, since it uses less digits than its factorization.

5142564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20424 (or 20419 counting only the distinct ones).

The product of its digits is 4800, while the sum is 27.

The square root of 5142564 is about 2267.7222052094. The cubic root of 5142564 is about 172.6075951305.

Adding to 5142564 its reverse (4652415), we get a palindrome (9794979).

The spelling of 5142564 in words is "five million, one hundred forty-two thousand, five hundred sixty-four".