540164220 has 48 divisors (see below), whose sum is σ = 1519663488. Its totient is φ = 143357760.

The previous prime is 540164213. The next prime is 540164231. The reversal of 540164220 is 22461045.

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, 8674 + ... + 33993.

It is an arithmetic number, because the mean of its divisors is an integer number (31659656).

Almost surely, 2^540164220 is an apocalyptic number.

It is an amenable number.

540164220 is an abundant number, since it is smaller than the sum of its proper divisors (979499268).

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

540164220 is a wasteful number, since it uses less digits than its factorization.

540164220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42890 (or 42888 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 540164220 is about 23241.4332604510. The cubic root of 540164220 is about 814.4078250677.

The spelling of 540164220 in words is "five hundred forty million, one hundred sixty-four thousand, two hundred twenty".