4542729 has 8 divisors (see below), whose sum is σ = 6375840. Its totient is φ = 2869056.

The previous prime is 4542719. The next prime is 4542739. The reversal of 4542729 is 9272454.

It is an interprime number because it is at equal distance from previous prime (4542719) and next prime (4542739).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4542729 - 2⁵ = 4542697 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4542729.

It is not an unprimeable number, because it can be changed into a prime (4542719) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39792 + ... + 39905.

It is an arithmetic number, because the mean of its divisors is an integer number (796980).

Almost surely, 2^4542729 is an apocalyptic number.

It is an amenable number.

4542729 is a deficient number, since it is larger than the sum of its proper divisors (1833111).

4542729 is a wasteful number, since it uses less digits than its factorization.

4542729 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79719.

The product of its digits is 20160, while the sum is 33.

The square root of 4542729 is about 2131.3678706408. The cubic root of 4542729 is about 165.6172655223.

The spelling of 4542729 in words is "four million, five hundred forty-two thousand, seven hundred twenty-nine".