495873797 has 4 divisors (see below), whose sum is σ = 500985996. Its totient is φ = 490761600.

The previous prime is 495873779. The next prime is 495873817. The reversal of 495873797 is 797378594.

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

It can be written as a sum of positive squares in 2 ways, for example, as 139381636 + 356492161 = 11806^2 + 18881^2 .

It is a cyclic number.

It is not a de Polignac number, because 495873797 - 2⁸ = 495873541 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 (495875797) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2555954 + ... + 2556147.

It is an arithmetic number, because the mean of its divisors is an integer number (125246499).

Almost surely, 2^495873797 is an apocalyptic number.

It is an amenable number.

495873797 is a deficient number, since it is larger than the sum of its proper divisors (5112199).

495873797 is an equidigital number, since it uses as much as digits as its factorization.

495873797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5112198.

The product of its digits is 13335840, while the sum is 59.

The square root of 495873797 is about 22268.2239300758. The cubic root of 495873797 is about 791.5111794408.

The spelling of 495873797 in words is "four hundred ninety-five million, eight hundred seventy-three thousand, seven hundred ninety-seven".