495405231 has 8 divisors (see below), whose sum is σ = 683317680. Its totient is φ = 318881472.

The previous prime is 495405223. The next prime is 495405263. The reversal of 495405231 is 132504594.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 495405231 - 2³ = 495405223 is a prime.

It is a super-2 number, since 2×495405231² = 490852685804326722, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 495405192 and 495405201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (495405431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2847070 + ... + 2847243.

It is an arithmetic number, because the mean of its divisors is an integer number (85414710).

Almost surely, 2^495405231 is an apocalyptic number.

495405231 is a deficient number, since it is larger than the sum of its proper divisors (187912449).

495405231 is a wasteful number, since it uses less digits than its factorization.

495405231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5694345.

The product of its (nonzero) digits is 21600, while the sum is 33.

The square root of 495405231 is about 22257.7004876964. The cubic root of 495405231 is about 791.2617933349.

The spelling of 495405231 in words is "four hundred ninety-five million, four hundred five thousand, two hundred thirty-one".