478332786 has 32 divisors (see below), whose sum is σ = 990849600. Its totient is φ = 153760320.

The previous prime is 478332761. The next prime is 478332787. The reversal of 478332786 is 687233874.

It is not an unprimeable number, because it can be changed into a prime (478332787) 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, 273876 + ... + 275616.

It is an arithmetic number, because the mean of its divisors is an integer number (30964050).

Almost surely, 2^478332786 is an apocalyptic number.

478332786 is an abundant number, since it is smaller than the sum of its proper divisors (512516814).

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

478332786 is a wasteful number, since it uses less digits than its factorization.

478332786 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3354.

The product of its digits is 1354752, while the sum is 48.

The square root of 478332786 is about 21870.8204235689. The cubic root of 478332786 is about 782.0659596860.

The spelling of 478332786 in words is "four hundred seventy-eight million, three hundred thirty-two thousand, seven hundred eighty-six".