2328421786 has 4 divisors (see below), whose sum is σ = 3492632682. Its totient is φ = 1164210892.

The previous prime is 2328421769. The next prime is 2328421793. The reversal of 2328421786 is 6871248232.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1987465561 + 340956225 = 44581^2 + 18465^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 582105445 + ... + 582105448.

Almost surely, 2^2328421786 is an apocalyptic number.

2328421786 is a deficient number, since it is larger than the sum of its proper divisors (1164210896).

2328421786 is a wasteful number, since it uses less digits than its factorization.

2328421786 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1164210895.

The product of its digits is 258048, while the sum is 43.

The square root of 2328421786 is about 48253.7230273478. The cubic root of 2328421786 is about 1325.4211142300.

The spelling of 2328421786 in words is "two billion, three hundred twenty-eight million, four hundred twenty-one thousand, seven hundred eighty-six".