476198381 has 4 divisors (see below), whose sum is σ = 484269600. Its totient is φ = 468127164.

The previous prime is 476198341. The next prime is 476198419. The reversal of 476198381 is 183891674.

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, and also an emirpimes, since its reverse is a distinct semiprime: 183891674 = 2 ⋅91945837.

It is a cyclic number.

It is not a de Polignac number, because 476198381 - 2¹⁰ = 476197357 is a prime.

It is a super-2 number, since 2×476198381² = 453529796134042322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (476198341) 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, 4035521 + ... + 4035638.

It is an arithmetic number, because the mean of its divisors is an integer number (121067400).

Almost surely, 2^476198381 is an apocalyptic number.

It is an amenable number.

476198381 is a deficient number, since it is larger than the sum of its proper divisors (8071219).

476198381 is an equidigital number, since it uses as much as digits as its factorization.

476198381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8071218.

The product of its digits is 290304, while the sum is 47.

The square root of 476198381 is about 21821.9701447876. The cubic root of 476198381 is about 780.9009865828.

The spelling of 476198381 in words is "four hundred seventy-six million, one hundred ninety-eight thousand, three hundred eighty-one".