1896534 has 40 divisors (see below), whose sum is σ = 4443120. Its totient is φ = 603504.

The previous prime is 1896529. The next prime is 1896547. The reversal of 1896534 is 4356981.

It is a congruent number.

It is an unprimeable number.

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 19 ways as a sum of consecutive naturals, for example, 3472 + ... + 3980.

It is an arithmetic number, because the mean of its divisors is an integer number (111078).

2^1896534 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1896534, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2221560).

1896534 is an abundant number, since it is smaller than the sum of its proper divisors (2546586).

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

1896534 is a wasteful number, since it uses less digits than its factorization.

1896534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 546 (or 537 counting only the distinct ones).

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

The square root of 1896534 is about 1377.1470509717. The cubic root of 1896534 is about 123.7808738395.

The spelling of 1896534 in words is "one million, eight hundred ninety-six thousand, five hundred thirty-four".