477538 has 8 divisors (see below), whose sum is σ = 722988. Its totient is φ = 236544.

The previous prime is 477523. The next prime is 477539. The reversal of 477538 is 835774.

477538 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 277729 + 199809 = 527^2 + 447^2 .

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

It is not an unprimeable number, because it can be changed into a prime (477539) by changing a digit.

477538 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 831 + ... + 1282.

2⁴⁷⁷⁵³⁸ is an apocalyptic number.

477538 is a deficient number, since it is larger than the sum of its proper divisors (245450).

477538 is a wasteful number, since it uses less digits than its factorization.

477538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2228.

The product of its digits is 23520, while the sum is 34.

The square root of 477538 is about 691.0412433422. The cubic root of 477538 is about 78.1632565700.

The spelling of 477538 in words is "four hundred seventy-seven thousand, five hundred thirty-eight".