478532422 has 32 divisors (see below), whose sum is σ = 789225120. Its totient is φ = 216599040.

The previous prime is 478532357. The next prime is 478532429. The reversal of 478532422 is 224235874.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (478532429) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 311797 + ... + 313327.

It is an arithmetic number, because the mean of its divisors is an integer number (24663285).

Almost surely, 2^478532422 is an apocalyptic number.

478532422 is a deficient number, since it is larger than the sum of its proper divisors (310692698).

478532422 is a wasteful number, since it uses less digits than its factorization.

478532422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1896.

The product of its digits is 107520, while the sum is 37.

The square root of 478532422 is about 21875.3839280594. The cubic root of 478532422 is about 782.1747450400.

It can be divided in two parts, 478 and 532422, that added together give a square (532900 = 730²).

The spelling of 478532422 in words is "four hundred seventy-eight million, five hundred thirty-two thousand, four hundred twenty-two".