495026439 has 4 divisors (see below), whose sum is σ = 660035256. Its totient is φ = 330017624.

The previous prime is 495026431. The next prime is 495026459. The reversal of 495026439 is 934620594.

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 495026439 - 2³ = 495026431 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 495026439.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (495026431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 82504404 + ... + 82504409.

It is an arithmetic number, because the mean of its divisors is an integer number (165008814).

Almost surely, 2^495026439 is an apocalyptic number.

495026439 is a deficient number, since it is larger than the sum of its proper divisors (165008817).

495026439 is a wasteful number, since it uses less digits than its factorization.

495026439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165008816.

The product of its (nonzero) digits is 233280, while the sum is 42.

The square root of 495026439 is about 22249.1896256920. The cubic root of 495026439 is about 791.0600729105.

The spelling of 495026439 in words is "four hundred ninety-five million, twenty-six thousand, four hundred thirty-nine".