1859968 has 32 divisors (see below), whose sum is σ = 4045320. Its totient is φ = 844800.

The previous prime is 1859927. The next prime is 1859971. The reversal of 1859968 is 8699581.

It is a tau number, because it is divible by the number of its divisors (32).

It is a super-2 number, since 2×1859968² = 6918961922048, which contains 22 as substring.

It is a zygodrome in base 2.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 748 + ... + 2068.

2^1859968 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1859968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2022660).

1859968 is an abundant number, since it is smaller than the sum of its proper divisors (2185352).

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

1859968 is a wasteful number, since it uses less digits than its factorization.

1859968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1346 (or 1334 counting only the distinct ones).

The product of its digits is 155520, while the sum is 46.

The square root of 1859968 is about 1363.8064378789. The cubic root of 1859968 is about 122.9801893756.

It can be divided in two parts, 185 and 9968, that added together give a triangular number (10153 = T₁₄₂).

The spelling of 1859968 in words is "one million, eight hundred fifty-nine thousand, nine hundred sixty-eight".