477868 has 12 divisors (see below), whose sum is σ = 841960. Its totient is φ = 237312.

The previous prime is 477863. The next prime is 477881. The reversal of 477868 is 868774.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 477868.

It is not an unprimeable number, because it can be changed into a prime (477863) 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, 463 + ... + 1081.

2⁴⁷⁷⁸⁶⁸ is an apocalyptic number.

It is an amenable number.

477868 is a deficient number, since it is larger than the sum of its proper divisors (364092).

477868 is a wasteful number, since it uses less digits than its factorization.

477868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 816 (or 814 counting only the distinct ones).

The product of its digits is 75264, while the sum is 40.

The square root of 477868 is about 691.2799722254. The cubic root of 477868 is about 78.1812571866.

The spelling of 477868 in words is "four hundred seventy-seven thousand, eight hundred sixty-eight".