298501213 has 2 divisors, whose sum is σ = 298501214. Its totient is φ = 298501212.

The previous prime is 298501129. The next prime is 298501289. The reversal of 298501213 is 312105892.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 297148644 + 1352569 = 17238^2 + 1163^2 .

It is a cyclic number.

It is not a de Polignac number, because 298501213 - 2¹⁷ = 298370141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (298501513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 149250606 + 149250607.

It is an arithmetic number, because the mean of its divisors is an integer number (149250607).

Almost surely, 2^298501213 is an apocalyptic number.

It is an amenable number.

298501213 is a deficient number, since it is larger than the sum of its proper divisors (1).

298501213 is an equidigital number, since it uses as much as digits as its factorization.

298501213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4320, while the sum is 31.

The square root of 298501213 is about 17277.1876472995. The cubic root of 298501213 is about 668.3162690458.

The spelling of 298501213 in words is "two hundred ninety-eight million, five hundred one thousand, two hundred thirteen".