315421066 has 8 divisors (see below), whose sum is σ = 473369760. Its totient is φ = 157631148.

The previous prime is 315421019. The next prime is 315421069. The reversal of 315421066 is 660124513.

315421066 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is not an unprimeable number, because it can be changed into a prime (315421069) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34596 + ... + 42751.

It is an arithmetic number, because the mean of its divisors is an integer number (59171220).

Almost surely, 2^315421066 is an apocalyptic number.

315421066 is a deficient number, since it is larger than the sum of its proper divisors (157948694).

315421066 is a wasteful number, since it uses less digits than its factorization.

315421066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79388.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 315421066 is about 17760.0975785608. The cubic root of 315421066 is about 680.7122482351.

Adding to 315421066 its reverse (660124513), we get a palindrome (975545579).

The spelling of 315421066 in words is "three hundred fifteen million, four hundred twenty-one thousand, sixty-six".