4542434 has 32 divisors (see below), whose sum is σ = 7983360. Its totient is φ = 1919232.

The previous prime is 4542407. The next prime is 4542437. The reversal of 4542434 is 4342454.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4542437) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18887 + ... + 19125.

It is an arithmetic number, because the mean of its divisors is an integer number (249480).

Almost surely, 2^4542434 is an apocalyptic number.

4542434 is a deficient number, since it is larger than the sum of its proper divisors (3440926).

4542434 is a wasteful number, since it uses less digits than its factorization.

4542434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314.

The product of its digits is 7680, while the sum is 26.

The square root of 4542434 is about 2131.2986651335. The cubic root of 4542434 is about 165.6136804415.

Adding to 4542434 its reverse (4342454), we get a palindrome (8884888).

The spelling of 4542434 in words is "four million, five hundred forty-two thousand, four hundred thirty-four".