998937349 has 2 divisors, whose sum is σ = 998937350. Its totient is φ = 998937348.

The previous prime is 998937337. The next prime is 998937361. The reversal of 998937349 is 943739899.

It is a balanced prime because it is at equal distance from previous prime (998937337) and next prime (998937361).

It can be written as a sum of positive squares in only one way, i.e., 521208900 + 477728449 = 22830^2 + 21857^2 .

It is a cyclic number.

It is not a de Polignac number, because 998937349 - 2¹⁹ = 998413061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (998937649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 499468674 + 499468675.

It is an arithmetic number, because the mean of its divisors is an integer number (499468675).

Almost surely, 2^998937349 is an apocalyptic number.

It is an amenable number.

998937349 is a deficient number, since it is larger than the sum of its proper divisors (1).

998937349 is an equidigital number, since it uses as much as digits as its factorization.

998937349 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13226976, while the sum is 61.

The square root of 998937349 is about 31605.9701480591. The cubic root of 998937349 is about 999.6456574562.

The spelling of 998937349 in words is "nine hundred ninety-eight million, nine hundred thirty-seven thousand, three hundred forty-nine".