4642723 has 8 divisors (see below), whose sum is σ = 4801680. Its totient is φ = 4485600.

The previous prime is 4642721. The next prime is 4642733. The reversal of 4642723 is 3272464.

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

It is a cyclic number.

It is not a de Polignac number, because 4642723 - 2¹ = 4642721 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 9.

It is a junction number, because it is equal to n+sod(n) for n = 4642691 and 4642700.

It is not an unprimeable number, because it can be changed into a prime (4642721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6273 + ... + 6973.

It is an arithmetic number, because the mean of its divisors is an integer number (600210).

Almost surely, 2^4642723 is an apocalyptic number.

4642723 is a deficient number, since it is larger than the sum of its proper divisors (158957).

4642723 is a wasteful number, since it uses less digits than its factorization.

4642723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 917.

The product of its digits is 8064, while the sum is 28.

The square root of 4642723 is about 2154.6978906566. The cubic root of 4642723 is about 166.8236392224.

The spelling of 4642723 in words is "four million, six hundred forty-two thousand, seven hundred twenty-three".