1298016 has 36 divisors (see below), whose sum is σ = 3692052. Its totient is φ = 432576.

The previous prime is 1297993. The next prime is 1298027. The reversal of 1298016 is 6108921.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1966 + ... + 2541.

It is an arithmetic number, because the mean of its divisors is an integer number (102557).

2^1298016 is an apocalyptic number.

1298016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1298016 is an abundant number, since it is smaller than the sum of its proper divisors (2394036).

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

1298016 is a wasteful number, since it uses less digits than its factorization.

1298016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4523 (or 4512 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 27.

The square root of 1298016 is about 1139.3050513361. The cubic root of 1298016 is about 109.0837389227.

It can be divided in two parts, 12980 and 16, that added together give a square (12996 = 114²).

The spelling of 1298016 in words is "one million, two hundred ninety-eight thousand, sixteen".