540662720 has 56 divisors (see below), whose sum is σ = 1386498624. Its totient is φ = 199627776.

The previous prime is 540662701. The next prime is 540662737. The reversal of 540662720 is 27266045.

It is a super-3 number, since 3×540662720³ (a number of 27 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 60824 + ... + 69143.

It is an arithmetic number, because the mean of its divisors is an integer number (24758904).

Almost surely, 2^540662720 is an apocalyptic number.

It is an amenable number.

540662720 is an abundant number, since it is smaller than the sum of its proper divisors (845835904).

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

540662720 is a wasteful number, since it uses less digits than its factorization.

540662720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129997 (or 129987 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 32.

The square root of 540662720 is about 23252.1551689300. The cubic root of 540662720 is about 814.6582782079.

The spelling of 540662720 in words is "five hundred forty million, six hundred sixty-two thousand, seven hundred twenty".