540274571 has 4 divisors (see below), whose sum is σ = 547884144. Its totient is φ = 532665000.

The previous prime is 540274547. The next prime is 540274597. The reversal of 540274571 is 175472045.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 540274571 - 2²² = 536080267 is a prime.

It is a super-2 number, since 2×540274571² = 583793224138468082, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (540273571) 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, 3804680 + ... + 3804821.

It is an arithmetic number, because the mean of its divisors is an integer number (136971036).

Almost surely, 2^540274571 is an apocalyptic number.

540274571 is a deficient number, since it is larger than the sum of its proper divisors (7609573).

540274571 is an equidigital number, since it uses as much as digits as its factorization.

540274571 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7609572.

The product of its (nonzero) digits is 39200, while the sum is 35.

The square root of 540274571 is about 23243.8071537345. The cubic root of 540274571 is about 814.4632801776.

The spelling of 540274571 in words is "five hundred forty million, two hundred seventy-four thousand, five hundred seventy-one".