540900612 has 144 divisors (see below), whose sum is σ = 1669926720. Its totient is φ = 150885504.

The previous prime is 540900599. The next prime is 540900629. The reversal of 540900612 is 216009045.

540900612 is a `hidden beast` number, since 5 + 40 + 9 + 0 + 0 + 612 = 666.

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

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 226368 + ... + 228744.

Almost surely, 2^540900612 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 540900612, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (834963360).

540900612 is an abundant number, since it is smaller than the sum of its proper divisors (1129026108).

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

540900612 is a wasteful number, since it uses less digits than its factorization.

540900612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2447 (or 2432 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 540900612 is about 23257.2700891571. The cubic root of 540900612 is about 814.7777441046. Note that the first 4 decimals are identical.

Adding to 540900612 its reverse (216009045), we get a palindrome (756909657).

The spelling of 540900612 in words is "five hundred forty million, nine hundred thousand, six hundred twelve".