4479723 has 12 divisors (see below), whose sum is σ = 6506760. Its totient is φ = 2969856.

The previous prime is 4479707. The next prime is 4479731. The reversal of 4479723 is 3279744.

It is not a de Polignac number, because 4479723 - 2⁴ = 4479707 is a prime.

4479723 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (4479743) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 448 + ... + 3026.

It is an arithmetic number, because the mean of its divisors is an integer number (542230).

Almost surely, 2^4479723 is an apocalyptic number.

4479723 is a deficient number, since it is larger than the sum of its proper divisors (2027037).

4479723 is a wasteful number, since it uses less digits than its factorization.

4479723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2778 (or 2775 counting only the distinct ones).

The product of its digits is 42336, while the sum is 36.

The square root of 4479723 is about 2116.5356127408. The cubic root of 4479723 is about 164.8480143151.

The spelling of 4479723 in words is "four million, four hundred seventy-nine thousand, seven hundred twenty-three".