1894356 has 36 divisors (see below), whose sum is σ = 4845204. Its totient is φ = 624000.

The previous prime is 1894339. The next prime is 1894369. The reversal of 1894356 is 6534981.

It can be written as a sum of positive squares in 2 ways, for example, as 1285956 + 608400 = 1134^2 + 780^2 .

It is a tau number, because it is divible by the number of its divisors (36).

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

It is a nialpdrome in base 12.

It is a self number, because there is not a number n which added to its sum of digits gives 1894356.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 3376 + ... + 3896.

It is an arithmetic number, because the mean of its divisors is an integer number (134589).

2^1894356 is an apocalyptic number.

It is an amenable number.

1894356 is an abundant number, since it is smaller than the sum of its proper divisors (2950848).

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

1894356 is a wasteful number, since it uses less digits than its factorization.

1894356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 632 (or 627 counting only the distinct ones).

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

The square root of 1894356 is about 1376.3560585837. The cubic root of 1894356 is about 123.7334719279.

The spelling of 1894356 in words is "one million, eight hundred ninety-four thousand, three hundred fifty-six".