1940463 has 16 divisors (see below), whose sum is σ = 3285760. Its totient is φ = 1108728.

The previous prime is 1940459. The next prime is 1940473. The reversal of 1940463 is 3640491.

It is not a de Polignac number, because 1940463 - 2² = 1940459 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1940423) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4945 + ... + 5322.

It is an arithmetic number, because the mean of its divisors is an integer number (205360).

2^1940463 is an apocalyptic number.

1940463 is a deficient number, since it is larger than the sum of its proper divisors (1345297).

1940463 is a wasteful number, since it uses less digits than its factorization.

1940463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10283 (or 10277 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 1940463 is about 1393.0050251166. The cubic root of 1940463 is about 124.7292914918.

The spelling of 1940463 in words is "one million, nine hundred forty thousand, four hundred sixty-three".