540330217 has 32 divisors (see below), whose sum is σ = 661422080. Its totient is φ = 431645760.

The previous prime is 540330211. The next prime is 540330223. The reversal of 540330217 is 712033045.

It is an interprime number because it is at equal distance from previous prime (540330211) and next prime (540330223).

It is not a de Polignac number, because 540330217 - 2³ = 540330209 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 540330191 and 540330200.

It is not an unprimeable number, because it can be changed into a prime (540330211) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 736783 + ... + 737515.

It is an arithmetic number, because the mean of its divisors is an integer number (20669440).

Almost surely, 2^540330217 is an apocalyptic number.

It is an amenable number.

540330217 is a deficient number, since it is larger than the sum of its proper divisors (121091863).

540330217 is a wasteful number, since it uses less digits than its factorization.

540330217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 893.

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 540330217 is about 23245.0041299200. The cubic root of 540330217 is about 814.4912413109.

The spelling of 540330217 in words is "five hundred forty million, three hundred thirty thousand, two hundred seventeen".