4945523 has 8 divisors (see below), whose sum is σ = 5569536. Its totient is φ = 4350600.

The previous prime is 4945519. The next prime is 4945537. The reversal of 4945523 is 3255494.

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 4945523 - 2² = 4945519 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 4945523.

It is not an unprimeable number, because it can be changed into a prime (4945513) 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, 6911 + ... + 7592.

It is an arithmetic number, because the mean of its divisors is an integer number (696192).

Almost surely, 2^4945523 is an apocalyptic number.

4945523 is a deficient number, since it is larger than the sum of its proper divisors (624013).

4945523 is a wasteful number, since it uses less digits than its factorization.

4945523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14545.

The product of its digits is 21600, while the sum is 32.

The square root of 4945523 is about 2223.8531876003. The cubic root of 4945523 is about 170.3742963978.

The spelling of 4945523 in words is "four million, nine hundred forty-five thousand, five hundred twenty-three".