476238369 has 4 divisors (see below), whose sum is σ = 634984496. Its totient is φ = 317492244.

The previous prime is 476238361. The next prime is 476238397. The reversal of 476238369 is 963832674.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 476238369 - 2³ = 476238361 is a prime.

It is a super-2 number, since 2×476238369² = 453605968215560322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (476238361) 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, 79373059 + ... + 79373064.

It is an arithmetic number, because the mean of its divisors is an integer number (158746124).

Almost surely, 2^476238369 is an apocalyptic number.

It is an amenable number.

476238369 is a deficient number, since it is larger than the sum of its proper divisors (158746127).

476238369 is a wasteful number, since it uses less digits than its factorization.

476238369 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158746126.

The product of its digits is 1306368, while the sum is 48.

The square root of 476238369 is about 21822.8863581333. The cubic root of 476238369 is about 780.9228442761.

The spelling of 476238369 in words is "four hundred seventy-six million, two hundred thirty-eight thousand, three hundred sixty-nine".