1301886 has 16 divisors (see below), whose sum is σ = 2893200. Its totient is φ = 433944.

The previous prime is 1301879. The next prime is 1301887. The reversal of 1301886 is 6881031.

1301886 = 569² + 570² + ... + 572².

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1301887) 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, 12001 + ... + 12108.

It is an arithmetic number, because the mean of its divisors is an integer number (180825).

2^1301886 is an apocalyptic number.

1301886 is an abundant number, since it is smaller than the sum of its proper divisors (1591314).

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

1301886 is a wasteful number, since it uses less digits than its factorization.

1301886 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24120 (or 24114 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 27.

The square root of 1301886 is about 1141.0021910584. The cubic root of 1301886 is about 109.1920414439.

It can be divided in two parts, 1301 and 886, that added together give a 7-th power (2187 = 3⁷).

The spelling of 1301886 in words is "one million, three hundred one thousand, eight hundred eighty-six".