94219913 has 4 divisors (see below), whose sum is σ = 96224640. Its totient is φ = 92215188.

The previous prime is 94219907. The next prime is 94219919. The reversal of 94219913 is 31991249.

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 an interprime number because it is at equal distance from previous prime (94219907) and next prime (94219919).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-94219913 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (94219919) 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, 1002293 + ... + 1002386.

It is an arithmetic number, because the mean of its divisors is an integer number (24056160).

Almost surely, 2^94219913 is an apocalyptic number.

It is an amenable number.

94219913 is a deficient number, since it is larger than the sum of its proper divisors (2004727).

94219913 is a wasteful number, since it uses less digits than its factorization.

94219913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2004726.

The product of its digits is 17496, while the sum is 38.

The square root of 94219913 is about 9706.6942364535. The cubic root of 94219913 is about 455.0378956482.

The spelling of 94219913 in words is "ninety-four million, two hundred nineteen thousand, nine hundred thirteen".