298379791 has 2 divisors, whose sum is σ = 298379792. Its totient is φ = 298379790.

The previous prime is 298379749. The next prime is 298379797. The reversal of 298379791 is 197973892.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 298379791 - 2¹³ = 298371599 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (298379797) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 149189895 + 149189896.

It is an arithmetic number, because the mean of its divisors is an integer number (149189896).

Almost surely, 2^298379791 is an apocalyptic number.

298379791 is a deficient number, since it is larger than the sum of its proper divisors (1).

298379791 is an equidigital number, since it uses as much as digits as its factorization.

298379791 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1714608, while the sum is 55.

The square root of 298379791 is about 17273.6733499276. The cubic root of 298379791 is about 668.2256392594.

The spelling of 298379791 in words is "two hundred ninety-eight million, three hundred seventy-nine thousand, seven hundred ninety-one".