3612323866 has 4 divisors (see below), whose sum is σ = 5418485802. Its totient is φ = 1806161932.

The previous prime is 3612323851. The next prime is 3612323873. The reversal of 3612323866 is 6683232163.

It is a happy number.

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., 2807410225 + 804913641 = 52985^2 + 28371^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 903080965 + ... + 903080968.

Almost surely, 2^3612323866 is an apocalyptic number.

3612323866 is a deficient number, since it is larger than the sum of its proper divisors (1806161936).

3612323866 is a wasteful number, since it uses less digits than its factorization.

3612323866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1806161935.

The product of its digits is 186624, while the sum is 40.

The square root of 3612323866 is about 60102.6111412807. The cubic root of 3612323866 is about 1534.3657423411.

The spelling of 3612323866 in words is "three billion, six hundred twelve million, three hundred twenty-three thousand, eight hundred sixty-six".