477849 has 8 divisors (see below), whose sum is σ = 650880. Its totient is φ = 311696.

The previous prime is 477847. The next prime is 477857. The reversal of 477849 is 948774.

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

It is a cyclic number.

It is not a de Polignac number, because 477849 - 2¹ = 477847 is a prime.

It is not an unprimeable number, because it can be changed into a prime (477847) 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, 1554 + ... + 1835.

It is an arithmetic number, because the mean of its divisors is an integer number (81360).

2⁴⁷⁷⁸⁴⁹ is an apocalyptic number.

It is an amenable number.

477849 is a deficient number, since it is larger than the sum of its proper divisors (173031).

477849 is a wasteful number, since it uses less digits than its factorization.

477849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3439.

The product of its digits is 56448, while the sum is 39.

The square root of 477849 is about 691.2662294659. The cubic root of 477849 is about 78.1802210123.

It can be divided in two parts, 477 and 849, that added together give a triangular number (1326 = T₅₁).

The spelling of 477849 in words is "four hundred seventy-seven thousand, eight hundred forty-nine".