540412636 has 12 divisors (see below), whose sum is σ = 968788800. Its totient is φ = 263615840.

The previous prime is 540412633. The next prime is 540412657. The reversal of 540412636 is 636214045.

It is a junction number, because it is equal to n+sod(n) for n = 540412598 and 540412607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540412633) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1647436 + ... + 1647763.

It is an arithmetic number, because the mean of its divisors is an integer number (80732400).

Almost surely, 2^540412636 is an apocalyptic number.

It is an amenable number.

540412636 is a deficient number, since it is larger than the sum of its proper divisors (428376164).

540412636 is a wasteful number, since it uses less digits than its factorization.

540412636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3295244 (or 3295242 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 31.

The square root of 540412636 is about 23246.7768948730. The cubic root of 540412636 is about 814.5326518771.

The spelling of 540412636 in words is "five hundred forty million, four hundred twelve thousand, six hundred thirty-six".