475348879 has 4 divisors (see below), whose sum is σ = 488196184. Its totient is φ = 462501576.

The previous prime is 475348877. The next prime is 475348901. The reversal of 475348879 is 978843574.

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 475348879 - 2¹ = 475348877 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (475348871) 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, 6423597 + ... + 6423670.

It is an arithmetic number, because the mean of its divisors is an integer number (122049046).

Almost surely, 2^475348879 is an apocalyptic number.

475348879 is a deficient number, since it is larger than the sum of its proper divisors (12847305).

475348879 is a wasteful number, since it uses less digits than its factorization.

475348879 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12847304.

The product of its digits is 6773760, while the sum is 55.

The square root of 475348879 is about 21802.4970817565. The cubic root of 475348879 is about 780.4363540267.

The spelling of 475348879 in words is "four hundred seventy-five million, three hundred forty-eight thousand, eight hundred seventy-nine".