4542534 has 16 divisors (see below), whose sum is σ = 10094640. Its totient is φ = 1514160.

The previous prime is 4542529. The next prime is 4542547. The reversal of 4542534 is 4352454.

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 4542498 and 4542507.

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, 42007 + ... + 42114.

It is an arithmetic number, because the mean of its divisors is an integer number (630915).

Almost surely, 2^4542534 is an apocalyptic number.

4542534 is an abundant number, since it is smaller than the sum of its proper divisors (5552106).

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

4542534 is a wasteful number, since it uses less digits than its factorization.

4542534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84132 (or 84126 counting only the distinct ones).

The product of its digits is 9600, while the sum is 27.

The square root of 4542534 is about 2131.3221248793. The cubic root of 4542534 is about 165.6148957405.

Adding to 4542534 its reverse (4352454), we get a palindrome (8894988).

The spelling of 4542534 in words is "four million, five hundred forty-two thousand, five hundred thirty-four".