495673785 has 12 divisors (see below), whose sum is σ = 859167972. Its totient is φ = 264359328.

The previous prime is 495673781. The next prime is 495673799. The reversal of 495673785 is 587376594.

495673785 is a `hidden beast` number, since 4 + 9 + 567 + 3 + 78 + 5 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 307791936 + 187881849 = 17544^2 + 13707^2 .

It is not a de Polignac number, because 495673785 - 2² = 495673781 is a prime.

It is a super-2 number, since 2×495673785² = 491385002272452450, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (495673781) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5507442 + ... + 5507531.

It is an arithmetic number, because the mean of its divisors is an integer number (71597331).

Almost surely, 2^495673785 is an apocalyptic number.

495673785 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

495673785 is a deficient number, since it is larger than the sum of its proper divisors (363494187).

495673785 is a wasteful number, since it uses less digits than its factorization.

495673785 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11014984 (or 11014981 counting only the distinct ones).

The product of its digits is 6350400, while the sum is 54.

The square root of 495673785 is about 22263.7325037829. The cubic root of 495673785 is about 791.4047457575.

The spelling of 495673785 in words is "four hundred ninety-five million, six hundred seventy-three thousand, seven hundred eighty-five".