499755605 has 4 divisors (see below), whose sum is σ = 599706732. Its totient is φ = 399804480.

The previous prime is 499755593. The next prime is 499755617. The reversal of 499755605 is 506557994.

It is a happy number.

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

It is an interprime number because it is at equal distance from previous prime (499755593) and next prime (499755617).

It can be written as a sum of positive squares in 2 ways, for example, as 174927076 + 324828529 = 13226^2 + 18023^2 .

It is not a de Polignac number, because 499755605 - 2¹⁰ = 499754581 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49975556 + ... + 49975565.

It is an arithmetic number, because the mean of its divisors is an integer number (149926683).

Almost surely, 2^499755605 is an apocalyptic number.

It is an amenable number.

499755605 is a deficient number, since it is larger than the sum of its proper divisors (99951127).

499755605 is an equidigital number, since it uses as much as digits as its factorization.

499755605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99951126.

The product of its (nonzero) digits is 1701000, while the sum is 50.

The square root of 499755605 is about 22355.2142687114. The cubic root of 499755605 is about 793.5711872820.

The spelling of 499755605 in words is "four hundred ninety-nine million, seven hundred fifty-five thousand, six hundred five".