1324401986 has 8 divisors (see below), whose sum is σ = 2055106620. Its totient is φ = 639366448.

The previous prime is 1324401977. The next prime is 1324402039. The reversal of 1324401986 is 6891044231.

It can be written as a sum of positive squares in 2 ways, for example, as 1278420025 + 45981961 = 35755^2 + 6781^2 .

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

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11417201 + ... + 11417316.

Almost surely, 2^1324401986 is an apocalyptic number.

1324401986 is a deficient number, since it is larger than the sum of its proper divisors (730704634).

1324401986 is a wasteful number, since it uses less digits than its factorization.

1324401986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22834548.

The product of its (nonzero) digits is 41472, while the sum is 38.

The square root of 1324401986 is about 36392.3341653156. The cubic root of 1324401986 is about 1098.1793535395.

The spelling of 1324401986 in words is "one billion, three hundred twenty-four million, four hundred one thousand, nine hundred eighty-six".