495878371 has 4 divisors (see below), whose sum is σ = 495922912. Its totient is φ = 495833832.

The previous prime is 495878351. The next prime is 495878393. The reversal of 495878371 is 173878594.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 495878371 - 2¹¹ = 495876323 is a prime.

It is a super-2 number, since 2×495878371² = 491790717651227282, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (495878311) 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, 10726 + ... + 33268.

It is an arithmetic number, because the mean of its divisors is an integer number (123980728).

Almost surely, 2^495878371 is an apocalyptic number.

495878371 is a deficient number, since it is larger than the sum of its proper divisors (44541).

495878371 is a wasteful number, since it uses less digits than its factorization.

495878371 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44540.

The product of its digits is 1693440, while the sum is 52.

The square root of 495878371 is about 22268.3266322371. The cubic root of 495878371 is about 791.5136130983.

The spelling of 495878371 in words is "four hundred ninety-five million, eight hundred seventy-eight thousand, three hundred seventy-one".