4523403 has 8 divisors (see below), whose sum is σ = 6041088. Its totient is φ = 3010664.

The previous prime is 4523399. The next prime is 4523423. The reversal of 4523403 is 3043254.

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 4523403 - 2² = 4523399 is a prime.

It is a super-2 number, since 2×4523403² = 40922349400818, which contains 22 as substring.

4523403 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 4523403.

It is not an unprimeable number, because it can be changed into a prime (4523423) 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, 2626 + ... + 3992.

It is an arithmetic number, because the mean of its divisors is an integer number (755136).

Almost surely, 2^4523403 is an apocalyptic number.

4523403 is a deficient number, since it is larger than the sum of its proper divisors (1517685).

4523403 is a wasteful number, since it uses less digits than its factorization.

4523403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2473.

The product of its (nonzero) digits is 1440, while the sum is 21.

The square root of 4523403 is about 2126.8293302473. The cubic root of 4523403 is about 165.3820714396.

Adding to 4523403 its reverse (3043254), we get a palindrome (7566657).

The spelling of 4523403 in words is "four million, five hundred twenty-three thousand, four hundred three".