6455723 has 8 divisors (see below), whose sum is σ = 6680400. Its totient is φ = 6233760.

The previous prime is 6455717. The next prime is 6455741. The reversal of 6455723 is 3275546.

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

It is not a de Polignac number, because 6455723 - 2⁴ = 6455707 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6455723.

It is not an unprimeable number, because it can be changed into a prime (6455773) 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, 4928 + ... + 6098.

It is an arithmetic number, because the mean of its divisors is an integer number (835050).

Almost surely, 2^6455723 is an apocalyptic number.

6455723 is a deficient number, since it is larger than the sum of its proper divisors (224677).

6455723 is a wasteful number, since it uses less digits than its factorization.

6455723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1357.

The product of its digits is 25200, while the sum is 32.

The square root of 6455723 is about 2540.8114845458. The cubic root of 6455723 is about 186.2008371359.

The spelling of 6455723 in words is "six million, four hundred fifty-five thousand, seven hundred twenty-three".