902723 has 2 divisors, whose sum is σ = 902724. Its totient is φ = 902722.

The previous prime is 902719. The next prime is 902753. The reversal of 902723 is 327209.

902723 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is an emirp because it is prime and its reverse (327209) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 902723 - 2² = 902719 is a prime.

It is a nialpdrome in base 16.

It is not a weakly prime, because it can be changed into another prime (902753) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 451361 + 451362.

It is an arithmetic number, because the mean of its divisors is an integer number (451362).

2⁹⁰²⁷²³ is an apocalyptic number.

902723 is a deficient number, since it is larger than the sum of its proper divisors (1).

902723 is an equidigital number, since it uses as much as digits as its factorization.

902723 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 756, while the sum is 23.

The square root of 902723 is about 950.1173611718. The cubic root of 902723 is about 96.6462118168.

The spelling of 902723 in words is "nine hundred two thousand, seven hundred twenty-three".