860284449 has 32 divisors (see below), whose sum is σ = 1321920000. Its totient is φ = 552287232.

The previous prime is 860284423. The next prime is 860284463. The reversal of 860284449 is 944482068.

It is not a de Polignac number, because 860284449 - 2⁵ = 860284417 is a prime.

It is not an unprimeable number, because it can be changed into a prime (860284409) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 350344 + ... + 352790.

It is an arithmetic number, because the mean of its divisors is an integer number (41310000).

Almost surely, 2^860284449 is an apocalyptic number.

It is an amenable number.

860284449 is a deficient number, since it is larger than the sum of its proper divisors (461635551).

860284449 is a wasteful number, since it uses less digits than its factorization.

860284449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2934 (or 2928 counting only the distinct ones).

The product of its (nonzero) digits is 442368, while the sum is 45.

The square root of 860284449 is about 29330.6060114686. The cubic root of 860284449 is about 951.0733755046.

The spelling of 860284449 in words is "eight hundred sixty million, two hundred eighty-four thousand, four hundred forty-nine".