94202209 has 4 divisors (see below), whose sum is σ = 99160240. Its totient is φ = 89244180.

The previous prime is 94202203. The next prime is 94202221. The reversal of 94202209 is 90220249.

It is a happy number.

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, and also an emirpimes, since its reverse is a distinct semiprime: 90220249 = 7 ⋅12888607.

It is a cyclic number.

It is not a de Polignac number, because 94202209 - 2⁵ = 94202177 is a prime.

It is not an unprimeable number, because it can be changed into a prime (94202203) 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, 2478987 + ... + 2479024.

It is an arithmetic number, because the mean of its divisors is an integer number (24790060).

Almost surely, 2^94202209 is an apocalyptic number.

It is an amenable number.

94202209 is a deficient number, since it is larger than the sum of its proper divisors (4958031).

94202209 is a wasteful number, since it uses less digits than its factorization.

94202209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4958030.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 94202209 is about 9705.7822456513. The cubic root of 94202209 is about 455.0093931966.

The spelling of 94202209 in words is "ninety-four million, two hundred two thousand, two hundred nine".