477239 has 8 divisors (see below), whose sum is σ = 552960. Its totient is φ = 403416.

The previous prime is 477229. The next prime is 477259. The reversal of 477239 is 932774.

It is a happy number.

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 477239 - 2¹⁶ = 411703 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 477239.

It is not an unprimeable number, because it can be changed into a prime (477209) 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, 122 + ... + 984.

It is an arithmetic number, because the mean of its divisors is an integer number (69120).

2⁴⁷⁷²³⁹ is an apocalyptic number.

477239 is a deficient number, since it is larger than the sum of its proper divisors (75721).

477239 is an equidigital number, since it uses as much as digits as its factorization.

477239 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 949.

The product of its digits is 10584, while the sum is 32.

The square root of 477239 is about 690.8248692686. The cubic root of 477239 is about 78.1469397581.

Subtracting 477239 from its reverse (932774), we obtain a triangular number (455535 = T₉₅₄).

It can be divided in two parts, 477 and 239, that multiplied together give a triangular number (114003 = T₄₇₇).

The spelling of 477239 in words is "four hundred seventy-seven thousand, two hundred thirty-nine".