495342979 has 4 divisors (see below), whose sum is σ = 499887520. Its totient is φ = 490798440.

The previous prime is 495342971. The next prime is 495342983. The reversal of 495342979 is 979243594.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 495342979 - 2³ = 495342971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (495342971) 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, 2272107 + ... + 2272324.

It is an arithmetic number, because the mean of its divisors is an integer number (124971880).

Almost surely, 2^495342979 is an apocalyptic number.

495342979 is a deficient number, since it is larger than the sum of its proper divisors (4544541).

495342979 is a wasteful number, since it uses less digits than its factorization.

495342979 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4544540.

The product of its digits is 2449440, while the sum is 52.

The square root of 495342979 is about 22256.3020063981. The cubic root of 495342979 is about 791.2286489584.

The spelling of 495342979 in words is "four hundred ninety-five million, three hundred forty-two thousand, nine hundred seventy-nine".