9473731 has 2 divisors, whose sum is σ = 9473732. Its totient is φ = 9473730.

The previous prime is 9473729. The next prime is 9473741. The reversal of 9473731 is 1373749.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 9473731 - 2¹ = 9473729 is a prime.

It is a super-2 number, since 2×9473731² = 179503158120722, which contains 22 as substring.

Together with 9473729, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (9473701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4736865 + 4736866.

It is an arithmetic number, because the mean of its divisors is an integer number (4736866).

Almost surely, 2^9473731 is an apocalyptic number.

9473731 is a deficient number, since it is larger than the sum of its proper divisors (1).

9473731 is an equidigital number, since it uses as much as digits as its factorization.

9473731 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15876, while the sum is 34.

The square root of 9473731 is about 3077.9426570357. The cubic root of 9473731 is about 211.5957869881.

The spelling of 9473731 in words is "nine million, four hundred seventy-three thousand, seven hundred thirty-one".