1896940 has 12 divisors (see below), whose sum is σ = 3983616. Its totient is φ = 758768.

The previous prime is 1896901. The next prime is 1896959. The reversal of 1896940 is 496981.

It is a self number, because there is not a number n which added to its sum of digits gives 1896940.

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 3 ways as a sum of consecutive naturals, for example, 47404 + ... + 47443.

It is an arithmetic number, because the mean of its divisors is an integer number (331968).

2^1896940 is an apocalyptic number.

1896940 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1896940 is an abundant number, since it is smaller than the sum of its proper divisors (2086676).

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

1896940 is a wasteful number, since it uses less digits than its factorization.

1896940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94856 (or 94854 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 37.

The square root of 1896940 is about 1377.2944492736. The cubic root of 1896940 is about 123.7897059949.

The spelling of 1896940 in words is "one million, eight hundred ninety-six thousand, nine hundred forty".