1994595 has 16 divisors (see below), whose sum is σ = 3224832. Its totient is φ = 1052640.

The previous prime is 1994569. The next prime is 1994599. The reversal of 1994595 is 5954991.

It is a happy number.

It is not a de Polignac number, because 1994595 - 2⁷ = 1994467 is a prime.

1994595 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (1994599) 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, 900 + ... + 2190.

It is an arithmetic number, because the mean of its divisors is an integer number (201552).

2^1994595 is an apocalyptic number.

1994595 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1994595 is a deficient number, since it is larger than the sum of its proper divisors (1230237).

1994595 is a wasteful number, since it uses less digits than its factorization.

1994595 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1402.

The product of its digits is 72900, while the sum is 42.

The square root of 1994595 is about 1412.3013134597. The cubic root of 1994595 is about 125.8785047051.

The spelling of 1994595 in words is "one million, nine hundred ninety-four thousand, five hundred ninety-five".