475876851 has 4 divisors (see below), whose sum is σ = 634502472. Its totient is φ = 317251232.

The previous prime is 475876811. The next prime is 475876879. The reversal of 475876851 is 158678574.

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 475876851 - 2¹⁷ = 475745779 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 475876794 and 475876803.

It is not an unprimeable number, because it can be changed into a prime (475876811) 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, 79312806 + ... + 79312811.

It is an arithmetic number, because the mean of its divisors is an integer number (158625618).

Almost surely, 2^475876851 is an apocalyptic number.

475876851 is a deficient number, since it is larger than the sum of its proper divisors (158625621).

475876851 is a wasteful number, since it uses less digits than its factorization.

475876851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158625620.

The product of its digits is 1881600, while the sum is 51.

The square root of 475876851 is about 21814.6017841262. The cubic root of 475876851 is about 780.7251917628.

The spelling of 475876851 in words is "four hundred seventy-five million, eight hundred seventy-six thousand, eight hundred fifty-one".