478022 has 8 divisors (see below), whose sum is σ = 719976. Its totient is φ = 238032.

The previous prime is 478001. The next prime is 478039. The reversal of 478022 is 220874.

Added to its reverse (220874) it gives a square (698896 = 836²).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 653 + ... + 1175.

It is an arithmetic number, because the mean of its divisors is an integer number (89997).

2⁴⁷⁸⁰²² is an apocalyptic number.

478022 is a deficient number, since it is larger than the sum of its proper divisors (241954).

478022 is a wasteful number, since it uses less digits than its factorization.

478022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 982.

The product of its (nonzero) digits is 896, while the sum is 23.

The square root of 478022 is about 691.3913508282. The cubic root of 478022 is about 78.1896546384.

Adding to 478022 its reverse (220874), we get a palindrome (698896).

The spelling of 478022 in words is "four hundred seventy-eight thousand, twenty-two".