1468821826 has 8 divisors (see below), whose sum is σ = 2203698060. Its totient is φ = 734255808.

The previous prime is 1468821817. The next prime is 1468821833. The reversal of 1468821826 is 6281288641.

It can be written as a sum of positive squares in 2 ways, for example, as 1394947801 + 73874025 = 37349^2 + 8595^2 .

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

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, 65331 + ... + 84886.

Almost surely, 2^1468821826 is an apocalyptic number.

1468821826 is a deficient number, since it is larger than the sum of its proper divisors (734876234).

1468821826 is a wasteful number, since it uses less digits than its factorization.

1468821826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155108.

The product of its digits is 294912, while the sum is 46.

The square root of 1468821826 is about 38325.2113627570. The cubic root of 1468821826 is about 1136.7275150627.

The spelling of 1468821826 in words is "one billion, four hundred sixty-eight million, eight hundred twenty-one thousand, eight hundred twenty-six".