423460723 has 4 divisors (see below), whose sum is σ = 483955120. Its totient is φ = 362966328.

The previous prime is 423460711. The next prime is 423460727. The reversal of 423460723 is 327064324.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 423460723 - 2⁹ = 423460211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (423460727) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30247188 + ... + 30247201.

It is an arithmetic number, because the mean of its divisors is an integer number (120988780).

Almost surely, 2^423460723 is an apocalyptic number.

423460723 is a deficient number, since it is larger than the sum of its proper divisors (60494397).

423460723 is an equidigital number, since it uses as much as digits as its factorization.

423460723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60494396.

The product of its (nonzero) digits is 24192, while the sum is 31.

The square root of 423460723 is about 20578.1613124205. The cubic root of 423460723 is about 750.9385128055.

The spelling of 423460723 in words is "four hundred twenty-three million, four hundred sixty thousand, seven hundred twenty-three".