1963087 has 6 divisors (see below), whose sum is σ = 2283648. Its totient is φ = 1682604.

The previous prime is 1963081. The next prime is 1963103. The reversal of 1963087 is 7803691.

It is not a de Polignac number, because 1963087 - 2⁷ = 1962959 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1963081) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 19983 + ... + 20080.

It is an arithmetic number, because the mean of its divisors is an integer number (380608).

2^1963087 is an apocalyptic number.

1963087 is a deficient number, since it is larger than the sum of its proper divisors (320561).

1963087 is an equidigital number, since it uses as much as digits as its factorization.

1963087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40077 (or 40070 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 34.

The square root of 1963087 is about 1401.1020662321. The cubic root of 1963087 is about 125.2121623600.

The spelling of 1963087 in words is "one million, nine hundred sixty-three thousand, eighty-seven".