4540233 has 8 divisors (see below), whose sum is σ = 6217408. Its totient is φ = 2944944.

The previous prime is 4540231. The next prime is 4540303. The reversal of 4540233 is 3320454.

It is a happy number.

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

It is not a de Polignac number, because 4540233 - 2¹ = 4540231 is a prime.

It is a super-2 number, since 2×4540233² = 41227431388578, which contains 22 as substring.

It is a Duffinian number.

4540233 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (4540231) 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, 20341 + ... + 20562.

It is an arithmetic number, because the mean of its divisors is an integer number (777176).

Almost surely, 2^4540233 is an apocalyptic number.

It is an amenable number.

4540233 is a deficient number, since it is larger than the sum of its proper divisors (1677175).

4540233 is a wasteful number, since it uses less digits than its factorization.

4540233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40943.

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

The square root of 4540233 is about 2130.7822507239. The cubic root of 4540233 is about 165.5869271927.

Adding to 4540233 its reverse (3320454), we get a palindrome (7860687).

The spelling of 4540233 in words is "four million, five hundred forty thousand, two hundred thirty-three".