1859361 has 16 divisors (see below), whose sum is σ = 2911104. Its totient is φ = 1033344.

The previous prime is 1859353. The next prime is 1859369. The reversal of 1859361 is 1639581.

It is an interprime number because it is at equal distance from previous prime (1859353) and next prime (1859369).

It is not a de Polignac number, because 1859361 - 2³ = 1859353 is a prime.

1859361 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (1859369) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 420 + ... + 1973.

It is an arithmetic number, because the mean of its divisors is an integer number (181944).

2^1859361 is an apocalyptic number.

It is an amenable number.

1859361 is a deficient number, since it is larger than the sum of its proper divisors (1051743).

1859361 is a wasteful number, since it uses less digits than its factorization.

1859361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2440.

The product of its digits is 6480, while the sum is 33.

The square root of 1859361 is about 1363.5838808082. The cubic root of 1859361 is about 122.9668097373.

The spelling of 1859361 in words is "one million, eight hundred fifty-nine thousand, three hundred sixty-one".