1940199 has 8 divisors (see below), whose sum is σ = 2604672. Its totient is φ = 1284600.

The previous prime is 1940173. The next prime is 1940201. The reversal of 1940199 is 9910491.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1940199 - 2¹⁵ = 1907431 is a prime.

1940199 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1940149) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1689 + ... + 2594.

It is an arithmetic number, because the mean of its divisors is an integer number (325584).

2^1940199 is an apocalyptic number.

1940199 is a deficient number, since it is larger than the sum of its proper divisors (664473).

1940199 is a wasteful number, since it uses less digits than its factorization.

1940199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4437.

The product of its (nonzero) digits is 2916, while the sum is 33.

The square root of 1940199 is about 1392.9102627233. The cubic root of 1940199 is about 124.7236347617.

The spelling of 1940199 in words is "one million, nine hundred forty thousand, one hundred ninety-nine".