476672381 has 2 divisors, whose sum is σ = 476672382. Its totient is φ = 476672380.

The previous prime is 476672377. The next prime is 476672411. The reversal of 476672381 is 183276674.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 472366756 + 4305625 = 21734^2 + 2075^2 .

It is a cyclic number.

It is not a de Polignac number, because 476672381 - 2² = 476672377 is a prime.

It is a super-2 number, since 2×476672381² = 454433117616418322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (476672321) by changing a digit.

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 as a sum of consecutive naturals, namely, 238336190 + 238336191.

It is an arithmetic number, because the mean of its divisors is an integer number (238336191).

Almost surely, 2^476672381 is an apocalyptic number.

It is an amenable number.

476672381 is a deficient number, since it is larger than the sum of its proper divisors (1).

476672381 is an equidigital number, since it uses as much as digits as its factorization.

476672381 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 338688, while the sum is 44.

The square root of 476672381 is about 21832.8280577666. The cubic root of 476672381 is about 781.1599993090.

The spelling of 476672381 in words is "four hundred seventy-six million, six hundred seventy-two thousand, three hundred eighty-one".