4723491 has 8 divisors (see below), whose sum is σ = 6515280. Its totient is φ = 3040352.

The previous prime is 4723463. The next prime is 4723517. The reversal of 4723491 is 1943274.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 4723491 - 2⁶ = 4723427 is a prime.

It is a super-2 number, since 2×4723491² = 44622734454162, which contains 22 as substring.

4723491 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (4723451) 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, 27060 + ... + 27233.

It is an arithmetic number, because the mean of its divisors is an integer number (814410).

Almost surely, 2^4723491 is an apocalyptic number.

4723491 is a deficient number, since it is larger than the sum of its proper divisors (1791789).

4723491 is a wasteful number, since it uses less digits than its factorization.

4723491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54325.

The product of its digits is 6048, while the sum is 30.

The square root of 4723491 is about 2173.3593812345. The cubic root of 4723491 is about 167.7854759011.

The spelling of 4723491 in words is "four million, seven hundred twenty-three thousand, four hundred ninety-one".