476867681 has 8 divisors (see below), whose sum is σ = 504570720. Its totient is φ = 449425152.

The previous prime is 476867639. The next prime is 476867749. The reversal of 476867681 is 186768674.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-476867681 is a prime.

It is a super-2 number, since 2×476867681² = 454805570364635522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (476867381) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61355 + ... + 68688.

It is an arithmetic number, because the mean of its divisors is an integer number (63071340).

Almost surely, 2^476867681 is an apocalyptic number.

It is an amenable number.

476867681 is a deficient number, since it is larger than the sum of its proper divisors (27703039).

476867681 is a wasteful number, since it uses less digits than its factorization.

476867681 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130255.

The product of its digits is 2709504, while the sum is 53.

The square root of 476867681 is about 21837.3002223260. The cubic root of 476867681 is about 781.2666691611.

The spelling of 476867681 in words is "four hundred seventy-six million, eight hundred sixty-seven thousand, six hundred eighty-one".