8979427 has 2 divisors, whose sum is σ = 8979428. Its totient is φ = 8979426.

The previous prime is 8979409. The next prime is 8979431. The reversal of 8979427 is 7249798.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8979427 - 2¹¹ = 8977379 is a prime.

8979427 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (8979497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4489713 + 4489714.

It is an arithmetic number, because the mean of its divisors is an integer number (4489714).

Almost surely, 2^8979427 is an apocalyptic number.

8979427 is a deficient number, since it is larger than the sum of its proper divisors (1).

8979427 is an equidigital number, since it uses as much as digits as its factorization.

8979427 is an evil number, because the sum of its binary digits is even.

The product of its digits is 254016, while the sum is 46.

The square root of 8979427 is about 2996.5692049409. The cubic root of 8979427 is about 207.8497667012.

The spelling of 8979427 in words is "eight million, nine hundred seventy-nine thousand, four hundred twenty-seven".