324346778 has 12 divisors (see below), whose sum is σ = 565952202. Its totient is φ = 139005720.

The previous prime is 324346709. The next prime is 324346793. The reversal of 324346778 is 877643423.

It can be written as a sum of positive squares in only one way, i.e., 167521249 + 156825529 = 12943^2 + 12523^2 .

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1654733 + ... + 1654928.

Almost surely, 2^324346778 is an apocalyptic number.

324346778 is a deficient number, since it is larger than the sum of its proper divisors (241605424).

324346778 is a wasteful number, since it uses less digits than its factorization.

324346778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3309677 (or 3309670 counting only the distinct ones).

The product of its digits is 677376, while the sum is 44.

The square root of 324346778 is about 18009.6301461190. The cubic root of 324346778 is about 687.0734962584.

The spelling of 324346778 in words is "three hundred twenty-four million, three hundred forty-six thousand, seven hundred seventy-eight".