4540390522 has 8 divisors (see below), whose sum is σ = 6811199136. Its totient is φ = 2269990812.

The previous prime is 4540390493. The next prime is 4540390523. The reversal of 4540390522 is 2250930454.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (4540390523) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72768 + ... + 119899.

It is an arithmetic number, because the mean of its divisors is an integer number (851399892).

Almost surely, 2^4540390522 is an apocalyptic number.

4540390522 is a deficient number, since it is larger than the sum of its proper divisors (2270808614).

4540390522 is a wasteful number, since it uses less digits than its factorization.

4540390522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204452.

The product of its (nonzero) digits is 43200, while the sum is 34.

The square root of 4540390522 is about 67382.4199773205. The cubic root of 4540390522 is about 1655.8884216657. Note that the first 3 decimals are identical.

The spelling of 4540390522 in words is "four billion, five hundred forty million, three hundred ninety thousand, five hundred twenty-two".