475989494 has 8 divisors (see below), whose sum is σ = 755983368. Its totient is φ = 223995040.

The previous prime is 475989487. The next prime is 475989509. The reversal of 475989494 is 494989574.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6999812 + ... + 6999879.

It is an arithmetic number, because the mean of its divisors is an integer number (94497921).

Almost surely, 2^475989494 is an apocalyptic number.

475989494 is a deficient number, since it is larger than the sum of its proper divisors (279993874).

475989494 is a wasteful number, since it uses less digits than its factorization.

475989494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13999710.

The product of its digits is 13063680, while the sum is 59.

The square root of 475989494 is about 21817.1834570826. The cubic root of 475989494 is about 780.7867877335.

The spelling of 475989494 in words is "four hundred seventy-five million, nine hundred eighty-nine thousand, four hundred ninety-four".