1963340 has 24 divisors (see below), whose sum is σ = 4173120. Its totient is φ = 775808.

The previous prime is 1963333. The next prime is 1963369. The reversal of 1963340 is 433691.

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 7 ways as a sum of consecutive naturals, for example, 1229 + ... + 2331.

It is an arithmetic number, because the mean of its divisors is an integer number (173880).

2^1963340 is an apocalyptic number.

1963340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1963340 is an abundant number, since it is smaller than the sum of its proper divisors (2209780).

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

1963340 is a wasteful number, since it uses less digits than its factorization.

1963340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1201 (or 1199 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 26.

The square root of 1963340 is about 1401.1923493939. The cubic root of 1963340 is about 125.2175411870.

The spelling of 1963340 in words is "one million, nine hundred sixty-three thousand, three hundred forty".