940200217 has 4 divisors (see below), whose sum is σ = 1025672976. Its totient is φ = 854727460.

The previous prime is 940200197. The next prime is 940200221. The reversal of 940200217 is 712002049.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 940200217 - 2⁷ = 940200089 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 940200191 and 940200200.

It is not an unprimeable number, because it can be changed into a prime (940200277) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42736363 + ... + 42736384.

It is an arithmetic number, because the mean of its divisors is an integer number (256418244).

Almost surely, 2^940200217 is an apocalyptic number.

It is an amenable number.

940200217 is a deficient number, since it is larger than the sum of its proper divisors (85472759).

940200217 is a wasteful number, since it uses less digits than its factorization.

940200217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85472758.

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 940200217 is about 30662.6844389072. The cubic root of 940200217 is about 979.6556533498.

The spelling of 940200217 in words is "nine hundred forty million, two hundred thousand, two hundred seventeen".