1298568 has 32 divisors (see below), whose sum is σ = 3303360. Its totient is φ = 425280.

The previous prime is 1298551. The next prime is 1298573. The reversal of 1298568 is 8658921.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1021 + ... + 1907.

It is an arithmetic number, because the mean of its divisors is an integer number (103230).

2^1298568 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1298568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1651680).

1298568 is an abundant number, since it is smaller than the sum of its proper divisors (2004792).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1298568 is a wasteful number, since it uses less digits than its factorization.

1298568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 957 (or 953 counting only the distinct ones).

The product of its digits is 34560, while the sum is 39.

The square root of 1298568 is about 1139.5472785277. The cubic root of 1298568 is about 109.0991998749.

The spelling of 1298568 in words is "one million, two hundred ninety-eight thousand, five hundred sixty-eight".