1940395 has 16 divisors (see below), whose sum is σ = 2488320. Its totient is φ = 1449184.

The previous prime is 1940381. The next prime is 1940399. The reversal of 1940395 is 5930491.

It is not a de Polignac number, because 1940395 - 2¹⁵ = 1907627 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1940399) 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, 5226 + ... + 5584.

It is an arithmetic number, because the mean of its divisors is an integer number (155520).

2^1940395 is an apocalyptic number.

1940395 is a deficient number, since it is larger than the sum of its proper divisors (547925).

1940395 is a wasteful number, since it uses less digits than its factorization.

1940395 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 434.

The product of its (nonzero) digits is 4860, while the sum is 31.

The square root of 1940395 is about 1392.9806172377. The cubic root of 1940395 is about 124.7278345043.

The spelling of 1940395 in words is "one million, nine hundred forty thousand, three hundred ninety-five".