3623891245 has 8 divisors (see below), whose sum is σ = 4683182616. Its totient is φ = 2676104256.

The previous prime is 3623891237. The next prime is 3623891273. The reversal of 3623891245 is 5421983263.

It can be written as a sum of positive squares in 4 ways, for example, as 2499561 + 3621391684 = 1581^2 + 60178^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 3623891245 - 2³ = 3623891237 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27876022 + ... + 27876151.

It is an arithmetic number, because the mean of its divisors is an integer number (585397827).

Almost surely, 2^3623891245 is an apocalyptic number.

It is an amenable number.

3623891245 is a deficient number, since it is larger than the sum of its proper divisors (1059291371).

3623891245 is a wasteful number, since it uses less digits than its factorization.

3623891245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55752191.

The product of its digits is 311040, while the sum is 43.

The square root of 3623891245 is about 60198.7644806768. The cubic root of 3623891245 is about 1536.0017786359.

The spelling of 3623891245 in words is "three billion, six hundred twenty-three million, eight hundred ninety-one thousand, two hundred forty-five".