478467677 has 4 divisors (see below), whose sum is σ = 478523136. Its totient is φ = 478412220.

The previous prime is 478467673. The next prime is 478467697. The reversal of 478467677 is 776764874.

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 a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 776764874 = 2 ⋅388382437.

It is a cyclic number.

It is not a de Polignac number, because 478467677 - 2² = 478467673 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 (478467673) 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, 11699 + ... + 33072.

It is an arithmetic number, because the mean of its divisors is an integer number (119630784).

Almost surely, 2^478467677 is an apocalyptic number.

It is an amenable number.

478467677 is a deficient number, since it is larger than the sum of its proper divisors (55459).

478467677 is a wasteful number, since it uses less digits than its factorization.

478467677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55458.

The product of its digits is 11063808, while the sum is 56.

The square root of 478467677 is about 21873.9040182588. The cubic root of 478467677 is about 782.1394676059.

The spelling of 478467677 in words is "four hundred seventy-eight million, four hundred sixty-seven thousand, six hundred seventy-seven".