540404232 has 64 divisors (see below), whose sum is σ = 1424736000. Its totient is φ = 170339904.

The previous prime is 540404141. The next prime is 540404243. The reversal of 540404232 is 232404045.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 464083 + ... + 465245.

It is an arithmetic number, because the mean of its divisors is an integer number (22261500).

Almost surely, 2^540404232 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 540404232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (712368000).

540404232 is an abundant number, since it is smaller than the sum of its proper divisors (884331768).

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

540404232 is a wasteful number, since it uses less digits than its factorization.

540404232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2210 (or 2206 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 24.

The square root of 540404232 is about 23246.5961379295. The cubic root of 540404232 is about 814.5284295678.

Adding to 540404232 its reverse (232404045), we get a palindrome (772808277).

The spelling of 540404232 in words is "five hundred forty million, four hundred four thousand, two hundred thirty-two".