4542812 has 6 divisors (see below), whose sum is σ = 7949928. Its totient is φ = 2271404.

The previous prime is 4542809. The next prime is 4542817. The reversal of 4542812 is 2182454.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4542817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 567848 + ... + 567855.

It is an arithmetic number, because the mean of its divisors is an integer number (1324988).

Almost surely, 2^4542812 is an apocalyptic number.

It is an amenable number.

4542812 is a deficient number, since it is larger than the sum of its proper divisors (3407116).

4542812 is a wasteful number, since it uses less digits than its factorization.

4542812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1135707 (or 1135705 counting only the distinct ones).

The product of its digits is 2560, while the sum is 26.

The square root of 4542812 is about 2131.3873416158. The cubic root of 4542812 is about 165.6182741780.

The spelling of 4542812 in words is "four million, five hundred forty-two thousand, eight hundred twelve".