646432114 has 8 divisors (see below), whose sum is σ = 975824748. Its totient is φ = 321157200.

The previous prime is 646432103. The next prime is 646432133. The reversal of 646432114 is 411234646.

646432114 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 636300625 + 10131489 = 25225^2 + 3183^2 .

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, 1029037 + ... + 1029664.

Almost surely, 2^646432114 is an apocalyptic number.

646432114 is a deficient number, since it is larger than the sum of its proper divisors (329392634).

646432114 is a wasteful number, since it uses less digits than its factorization.

646432114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2058860.

The product of its digits is 13824, while the sum is 31.

The square root of 646432114 is about 25425.0292821857. The cubic root of 646432114 is about 864.6512517066.

The spelling of 646432114 in words is "six hundred forty-six million, four hundred thirty-two thousand, one hundred fourteen".