1346889 has 16 divisors (see below), whose sum is σ = 1881792. Its totient is φ = 856128.

The previous prime is 1346881. The next prime is 1346899. The reversal of 1346889 is 9886431.

It is not a de Polignac number, because 1346889 - 2³ = 1346881 is a prime.

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (1346881) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6739 + ... + 6935.

It is an arithmetic number, because the mean of its divisors is an integer number (117612).

2^1346889 is an apocalyptic number.

It is an amenable number.

1346889 is a deficient number, since it is larger than the sum of its proper divisors (534903).

1346889 is a wasteful number, since it uses less digits than its factorization.

1346889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 296.

The product of its digits is 41472, while the sum is 39.

The square root of 1346889 is about 1160.5554704537. Note that the first 3 decimals coincide. The cubic root of 1346889 is about 110.4359832033.

The spelling of 1346889 in words is "one million, three hundred forty-six thousand, eight hundred eighty-nine".