540166249 has 12 divisors (see below), whose sum is σ = 631137744. Its totient is φ = 460950504.

The previous prime is 540166229. The next prime is 540166283. The reversal of 540166249 is 942661045.

It is not a de Polignac number, because 540166249 - 2¹³ = 540158057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (540166229) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13159 + ... + 35404.

It is an arithmetic number, because the mean of its divisors is an integer number (52594812).

Almost surely, 2^540166249 is an apocalyptic number.

It is an amenable number.

540166249 is a deficient number, since it is larger than the sum of its proper divisors (90971495).

540166249 is a wasteful number, since it uses less digits than its factorization.

540166249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48804 (or 48797 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 37.

The square root of 540166249 is about 23241.4769109022. The cubic root of 540166249 is about 814.4088447769.

The spelling of 540166249 in words is "five hundred forty million, one hundred sixty-six thousand, two hundred forty-nine".