8994731 has 2 divisors, whose sum is σ = 8994732. Its totient is φ = 8994730.

The previous prime is 8994721. The next prime is 8994767. The reversal of 8994731 is 1374998.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8994731 - 2²² = 4800427 is a prime.

It is a super-2 number, since 2×8994731² = 161810371524722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (8994721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4497365 + 4497366.

It is an arithmetic number, because the mean of its divisors is an integer number (4497366).

Almost surely, 2^8994731 is an apocalyptic number.

8994731 is a deficient number, since it is larger than the sum of its proper divisors (1).

8994731 is an equidigital number, since it uses as much as digits as its factorization.

8994731 is an evil number, because the sum of its binary digits is even.

The product of its digits is 54432, while the sum is 41.

The square root of 8994731 is about 2999.1217047662. The cubic root of 8994731 is about 207.9677819305.

The spelling of 8994731 in words is "eight million, nine hundred ninety-four thousand, seven hundred thirty-one".