605780499 has 16 divisors (see below), whose sum is σ = 866940192. Its totient is φ = 374888448.

The previous prime is 605780459. The next prime is 605780501. The reversal of 605780499 is 994087506.

It is not a de Polignac number, because 605780499 - 2¹¹ = 605778451 is a prime.

It is not an unprimeable number, because it can be changed into a prime (605780419) 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, 77634 + ... + 85079.

It is an arithmetic number, because the mean of its divisors is an integer number (54183762).

Almost surely, 2^605780499 is an apocalyptic number.

605780499 is a deficient number, since it is larger than the sum of its proper divisors (261159693).

605780499 is a wasteful number, since it uses less digits than its factorization.

605780499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162806.

The product of its (nonzero) digits is 544320, while the sum is 48.

The square root of 605780499 is about 24612.6085370893. The cubic root of 605780499 is about 846.1326030486.

The spelling of 605780499 in words is "six hundred five million, seven hundred eighty thousand, four hundred ninety-nine".