476668133 has 4 divisors (see below), whose sum is σ = 478427328. Its totient is φ = 474908940.

The previous prime is 476668097. The next prime is 476668141. The reversal of 476668133 is 331866674.

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: 331866674 = 2 ⋅165933337.

It is a cyclic number.

It is not a de Polignac number, because 476668133 - 2¹⁸ = 476405989 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 (476668033) 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, 879191 + ... + 879732.

It is an arithmetic number, because the mean of its divisors is an integer number (119606832).

Almost surely, 2^476668133 is an apocalyptic number.

It is an amenable number.

476668133 is a deficient number, since it is larger than the sum of its proper divisors (1759195).

476668133 is a wasteful number, since it uses less digits than its factorization.

476668133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1759194.

The product of its digits is 435456, while the sum is 44.

The square root of 476668133 is about 21832.7307728557. The cubic root of 476668133 is about 781.1576787931.

The spelling of 476668133 in words is "four hundred seventy-six million, six hundred sixty-eight thousand, one hundred thirty-three".