1342189 has 8 divisors (see below), whose sum is σ = 1379448. Its totient is φ = 1305600.

The previous prime is 1342181. The next prime is 1342199. The reversal of 1342189 is 9812431.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 562500 + 779689 = 750^2 + 883^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1342189 - 2³ = 1342181 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1342181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9729 + ... + 9865.

It is an arithmetic number, because the mean of its divisors is an integer number (172431).

2^1342189 is an apocalyptic number.

It is an amenable number.

1342189 is a deficient number, since it is larger than the sum of its proper divisors (37259).

1342189 is a wasteful number, since it uses less digits than its factorization.

1342189 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335.

The product of its digits is 1728, while the sum is 28.

The square root of 1342189 is about 1158.5288084463. The cubic root of 1342189 is about 110.3073771987.

The spelling of 1342189 in words is "one million, three hundred forty-two thousand, one hundred eighty-nine".