1887896 has 16 divisors (see below), whose sum is σ = 3615840. Its totient is φ = 923680.

The previous prime is 1887883. The next prime is 1887917. The reversal of 1887896 is 6987881.

1887896 = T₈₈ + T₈₉ + ... + T₂₂₈.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a self number, because there is not a number n which added to its sum of digits gives 1887896.

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 3 ways as a sum of consecutive naturals, for example, 2135 + ... + 2886.

It is an arithmetic number, because the mean of its divisors is an integer number (225990).

2^1887896 is an apocalyptic number.

It is an amenable number.

1887896 is a deficient number, since it is larger than the sum of its proper divisors (1727944).

1887896 is a wasteful number, since it uses less digits than its factorization.

1887896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5074 (or 5070 counting only the distinct ones).

The product of its digits is 193536, while the sum is 47.

The square root of 1887896 is about 1374.0072780011. The cubic root of 1887896 is about 123.5926626772.

The spelling of 1887896 in words is "one million, eight hundred eighty-seven thousand, eight hundred ninety-six".