940099 has 4 divisors (see below), whose sum is σ = 943840. Its totient is φ = 936360.

The previous prime is 940097. The next prime is 940127. The reversal of 940099 is 990049.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 990049 = 179 ⋅5531.

It is a cyclic number.

It is not a de Polignac number, because 940099 - 2¹ = 940097 is a prime.

It is a super-2 number, since 2×940099² = 1767572259602, which contains 22 as substring.

It is a Duffinian number.

940099 is a modest number, since divided by 99 gives 94 as remainder.

It is a self number, because there is not a number n which added to its sum of digits gives 940099.

It is not an unprimeable number, because it can be changed into a prime (940097) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1464 + ... + 2005.

It is an arithmetic number, because the mean of its divisors is an integer number (235960).

2⁹⁴⁰⁰⁹⁹ is an apocalyptic number.

940099 is a deficient number, since it is larger than the sum of its proper divisors (3741).

940099 is a wasteful number, since it uses less digits than its factorization.

940099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3740.

The product of its (nonzero) digits is 2916, while the sum is 31.

The square root of 940099 is about 969.5870254907. The cubic root of 940099 is about 97.9620497233.

The spelling of 940099 in words is "nine hundred forty thousand, ninety-nine".