860610449 has 8 divisors (see below), whose sum is σ = 878896872. Its totient is φ = 842400000.

The previous prime is 860610407. The next prime is 860610451. The reversal of 860610449 is 944016068.

It can be written as a sum of positive squares in 4 ways, for example, as 42250000 + 818360449 = 6500^2 + 28607^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-860610449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (860610479) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4199 + ... + 41699.

It is an arithmetic number, because the mean of its divisors is an integer number (109862109).

Almost surely, 2^860610449 is an apocalyptic number.

It is an amenable number.

860610449 is a deficient number, since it is larger than the sum of its proper divisors (18286423).

860610449 is a wasteful number, since it uses less digits than its factorization.

860610449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37987.

The product of its (nonzero) digits is 41472, while the sum is 38.

The square root of 860610449 is about 29336.1628199736. The cubic root of 860610449 is about 951.1934949857.

The spelling of 860610449 in words is "eight hundred sixty million, six hundred ten thousand, four hundred forty-nine".