540662169 has 16 divisors (see below), whose sum is σ = 777693312. Its totient is φ = 332836608.

The previous prime is 540662159. The next prime is 540662179. The reversal of 540662169 is 961266045.

It is an interprime number because it is at equal distance from previous prime (540662159) and next prime (540662179).

It is not a de Polignac number, because 540662169 - 2⁵ = 540662137 is a prime.

It is a super-2 number, since 2×540662169² = 584631161975569122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (540662159) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 97309 + ... + 102714.

It is an arithmetic number, because the mean of its divisors is an integer number (48605832).

Almost surely, 2^540662169 is an apocalyptic number.

It is an amenable number.

540662169 is a deficient number, since it is larger than the sum of its proper divisors (237031143).

540662169 is a wasteful number, since it uses less digits than its factorization.

540662169 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200096.

The product of its (nonzero) digits is 77760, while the sum is 39.

The square root of 540662169 is about 23252.1433205629. The cubic root of 540662169 is about 814.6580014631.

The spelling of 540662169 in words is "five hundred forty million, six hundred sixty-two thousand, one hundred sixty-nine".