540004599 has 6 divisors (see below), whose sum is σ = 780006656. Its totient is φ = 360003060.

The previous prime is 540004583. The next prime is 540004601. The reversal of 540004599 is 995400045.

It is not a de Polignac number, because 540004599 - 2⁴ = 540004583 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540004519) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 30000247 + ... + 30000264.

Almost surely, 2^540004599 is an apocalyptic number.

540004599 is a deficient number, since it is larger than the sum of its proper divisors (240002057).

540004599 is a wasteful number, since it uses less digits than its factorization.

540004599 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60000517 (or 60000514 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The square root of 540004599 is about 23237.9990317583. Note that the first 3 decimals coincide. The cubic root of 540004599 is about 814.3275967509.

The spelling of 540004599 in words is "five hundred forty million, four thousand, five hundred ninety-nine".