1894536 has 96 divisors (see below), whose sum is σ = 6156000. Its totient is φ = 538272.

The previous prime is 1894489. The next prime is 1894577. The reversal of 1894536 is 6354981.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 1894536.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10495 + ... + 10673.

It is an arithmetic number, because the mean of its divisors is an integer number (64125).

2^1894536 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 1894536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3078000).

1894536 is an abundant number, since it is smaller than the sum of its proper divisors (4261464).

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

1894536 is a wasteful number, since it uses less digits than its factorization.

1894536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208 (or 191 counting only the distinct ones).

The product of its digits is 25920, while the sum is 36.

The square root of 1894536 is about 1376.4214470866. The cubic root of 1894536 is about 123.7373908181.

It can be divided in two parts, 18945 and 36, that added together give a palindrome (18981).

The spelling of 1894536 in words is "one million, eight hundred ninety-four thousand, five hundred thirty-six".