478230252 has 24 divisors (see below), whose sum is σ = 1116862656. Its totient is φ = 159268368.

The previous prime is 478230241. The next prime is 478230257. The reversal of 478230252 is 252032874.

It is not an unprimeable number, because it can be changed into a prime (478230257) 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, 3178 + ... + 31089.

It is an arithmetic number, because the mean of its divisors is an integer number (46535944).

Almost surely, 2^478230252 is an apocalyptic number.

It is an amenable number.

478230252 is an abundant number, since it is smaller than the sum of its proper divisors (638632404).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

478230252 is a wasteful number, since it uses less digits than its factorization.

478230252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35437 (or 35435 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 33.

The square root of 478230252 is about 21868.4762157769. The cubic root of 478230252 is about 782.0100752447.

The spelling of 478230252 in words is "four hundred seventy-eight million, two hundred thirty thousand, two hundred fifty-two".