540334320 has 80 divisors (see below), whose sum is σ = 1698037152. Its totient is φ = 142110720.

The previous prime is 540334313. The next prime is 540334339. The reversal of 540334320 is 23433045.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×540334320² = 583922354739724800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2100 + ... + 32940.

Almost surely, 2^540334320 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 540334320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (849018576).

540334320 is an abundant number, since it is smaller than the sum of its proper divisors (1157702832).

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

540334320 is a wasteful number, since it uses less digits than its factorization.

540334320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30930 (or 30924 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 24.

The square root of 540334320 is about 23245.0923852756. The cubic root of 540334320 is about 814.4933029200.

Adding to 540334320 its reverse (23433045), we get a palindrome (563767365).

The spelling of 540334320 in words is "five hundred forty million, three hundred thirty-four thousand, three hundred twenty".