540589890 has 32 divisors (see below), whose sum is σ = 1313844480. Its totient is φ = 142331904.

The previous prime is 540589883. The next prime is 540589963. The reversal of 540589890 is 98985045.

It is a happy 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 15 ways as a sum of consecutive naturals, for example, 111679 + ... + 116418.

It is an arithmetic number, because the mean of its divisors is an integer number (41057640).

Almost surely, 2^540589890 is an apocalyptic number.

540589890 is an abundant number, since it is smaller than the sum of its proper divisors (773254590).

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

540589890 is a wasteful number, since it uses less digits than its factorization.

540589890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228186.

The product of its (nonzero) digits is 518400, while the sum is 48.

The square root of 540589890 is about 23250.5890247968. The cubic root of 540589890 is about 814.6216970367.

The spelling of 540589890 in words is "five hundred forty million, five hundred eighty-nine thousand, eight hundred ninety".