652723 has 2 divisors, whose sum is σ = 652724. Its totient is φ = 652722.

The previous prime is 652699. The next prime is 652727. The reversal of 652723 is 327256.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 652723 - 2¹³ = 644531 is a prime.

It is a d-powerful number, because it can be written as 6 + 5⁷ + 7⁵ + 2¹⁵ + 2¹⁹ + 3⁶ .

It is an alternating number because its digits alternate between even and odd.

It is not a weakly prime, because it can be changed into another prime (652727) 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 as a sum of consecutive naturals, namely, 326361 + 326362.

It is an arithmetic number, because the mean of its divisors is an integer number (326362).

2⁶⁵²⁷²³ is an apocalyptic number.

652723 is a deficient number, since it is larger than the sum of its proper divisors (1).

652723 is an equidigital number, since it uses as much as digits as its factorization.

652723 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2520, while the sum is 25.

The square root of 652723 is about 807.9127428132. The cubic root of 652723 is about 86.7447045299.

Adding to 652723 its reverse (327256), we get a palindrome (979979).

The spelling of 652723 in words is "six hundred fifty-two thousand, seven hundred twenty-three".