540430436 has 48 divisors (see below), whose sum is σ = 1195493376. Its totient is φ = 208013184.

The previous prime is 540430427. The next prime is 540430439. The reversal of 540430436 is 634034045.

It is a junction number, because it is equal to n+sod(n) for n = 540430399 and 540430408.

It is not an unprimeable number, because it can be changed into a prime (540430439) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6596 + ... + 33531.

It is an arithmetic number, because the mean of its divisors is an integer number (24906112).

Almost surely, 2^540430436 is an apocalyptic number.

It is an amenable number.

540430436 is an abundant number, since it is smaller than the sum of its proper divisors (655062940).

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

540430436 is a wasteful number, since it uses less digits than its factorization.

540430436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40188 (or 40186 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 29.

The square root of 540430436 is about 23247.1597404930. The cubic root of 540430436 is about 814.5415947484.

The spelling of 540430436 in words is "five hundred forty million, four hundred thirty thousand, four hundred thirty-six".