4533940 has 12 divisors (see below), whose sum is σ = 9521316. Its totient is φ = 1813568.

The previous prime is 4533931. The next prime is 4533941. The reversal of 4533940 is 493354.

It can be written as a sum of positive squares in 2 ways, for example, as 3541924 + 992016 = 1882^2 + 996^2 .

It is a super-2 number, since 2×4533940² = 41113223847200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4533899 and 4533908.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4533941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 113329 + ... + 113368.

It is an arithmetic number, because the mean of its divisors is an integer number (793443).

Almost surely, 2^4533940 is an apocalyptic number.

It is an amenable number.

4533940 is an abundant number, since it is smaller than the sum of its proper divisors (4987376).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4533940 is a wasteful number, since it uses less digits than its factorization.

4533940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226706 (or 226704 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 4533940 is about 2129.3050509497. The cubic root of 4533940 is about 165.5103877770.

It can be divided in two parts, 45339 and 40, that multiplied together give a triangular number (1813560 = T₁₉₀₄).

The spelling of 4533940 in words is "four million, five hundred thirty-three thousand, nine hundred forty".