4512542 has 16 divisors (see below), whose sum is σ = 7009632. Its totient is φ = 2177280.

The previous prime is 4512527. The next prime is 4512551. The reversal of 4512542 is 2452154.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9023 + ... + 9509.

It is an arithmetic number, because the mean of its divisors is an integer number (438102).

Almost surely, 2^4512542 is an apocalyptic number.

4512542 is a deficient number, since it is larger than the sum of its proper divisors (2497090).

4512542 is a wasteful number, since it uses less digits than its factorization.

4512542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 643.

The product of its digits is 1600, while the sum is 23.

The square root of 4512542 is about 2124.2744643760. The cubic root of 4512542 is about 165.2496008041.

Adding to 4512542 its reverse (2452154), we get a palindrome (6964696).

The spelling of 4512542 in words is "four million, five hundred twelve thousand, five hundred forty-two".