9494573331 has 4 divisors (see below), whose sum is σ = 12659431112. Its totient is φ = 6329715552.

The previous prime is 9494573327. The next prime is 9494573393. The reversal of 9494573331 is 1333754949.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 9494573331 - 2² = 9494573327 is a prime.

It is a super-2 number, since 2×9494573331² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9494573131) 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, 1582428886 + ... + 1582428891.

It is an arithmetic number, because the mean of its divisors is an integer number (3164857778).

Almost surely, 2^9494573331 is an apocalyptic number.

9494573331 is a deficient number, since it is larger than the sum of its proper divisors (3164857781).

9494573331 is a wasteful number, since it uses less digits than its factorization.

9494573331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3164857780.

The product of its digits is 1224720, while the sum is 48.

The square root of 9494573331 is about 97440.1012468686. The cubic root of 9494573331 is about 2117.5084449212.

The spelling of 9494573331 in words is "nine billion, four hundred ninety-four million, five hundred seventy-three thousand, three hundred thirty-one".