1326906670 has 8 divisors (see below), whose sum is σ = 2388432024. Its totient is φ = 530762664.

The previous prime is 1326906643. The next prime is 1326906701. The reversal of 1326906670 is 766096231.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66345324 + ... + 66345343.

It is an arithmetic number, because the mean of its divisors is an integer number (298554003).

Almost surely, 2^1326906670 is an apocalyptic number.

1326906670 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1326906670 is a deficient number, since it is larger than the sum of its proper divisors (1061525354).

1326906670 is a wasteful number, since it uses less digits than its factorization.

1326906670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132690674.

The product of its (nonzero) digits is 81648, while the sum is 40.

The square root of 1326906670 is about 36426.7301579486. The cubic root of 1326906670 is about 1098.8712029297.

The spelling of 1326906670 in words is "one billion, three hundred twenty-six million, nine hundred six thousand, six hundred seventy".