540240435 has 80 divisors (see below), whose sum is σ = 1129656000. Its totient is φ = 246903552.

The previous prime is 540240409. The next prime is 540240439. The reversal of 540240435 is 534042045.

It is not a de Polignac number, because 540240435 - 2⁸ = 540240179 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 540240399 and 540240408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540240439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 136971 + ... + 140859.

It is an arithmetic number, because the mean of its divisors is an integer number (14120700).

Almost surely, 2^540240435 is an apocalyptic number.

540240435 is an abundant number, since it is smaller than the sum of its proper divisors (589415565).

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

540240435 is an equidigital number, since it uses as much as digits as its factorization.

540240435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3927 (or 3904 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 27.

The square root of 540240435 is about 23243.0728390202. The cubic root of 540240435 is about 814.4461264897.

The spelling of 540240435 in words is "five hundred forty million, two hundred forty thousand, four hundred thirty-five".