540864098 has 4 divisors (see below), whose sum is σ = 811296150. Its totient is φ = 270432048.

The previous prime is 540864083. The next prime is 540864119. The reversal of 540864098 is 890468045.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 890468045 = 5 ⋅178093609.

It can be written as a sum of positive squares in only one way, i.e., 513792889 + 27071209 = 22667^2 + 5203^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 135216023 + ... + 135216026.

Almost surely, 2^540864098 is an apocalyptic number.

540864098 is a deficient number, since it is larger than the sum of its proper divisors (270432052).

540864098 is a wasteful number, since it uses less digits than its factorization.

540864098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270432051.

The product of its (nonzero) digits is 276480, while the sum is 44.

The square root of 540864098 is about 23256.4850740605. The cubic root of 540864098 is about 814.7594095817.

The spelling of 540864098 in words is "five hundred forty million, eight hundred sixty-four thousand, ninety-eight".