298919313 has 48 divisors (see below), whose sum is σ = 570001536. Its totient is φ = 146142720.

The previous prime is 298919281. The next prime is 298919317. The reversal of 298919313 is 313919892.

It is a happy number.

It is not a de Polignac number, because 298919313 - 2⁵ = 298919281 is a prime.

It is not an unprimeable number, because it can be changed into a prime (298919317) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 906 + ... + 24467.

It is an arithmetic number, because the mean of its divisors is an integer number (11875032).

Almost surely, 2^298919313 is an apocalyptic number.

It is an amenable number.

298919313 is a deficient number, since it is larger than the sum of its proper divisors (271082223).

298919313 is a wasteful number, since it uses less digits than its factorization.

298919313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25414 (or 25411 counting only the distinct ones).

The product of its digits is 104976, while the sum is 45.

The square root of 298919313 is about 17289.2831835215. The cubic root of 298919313 is about 668.6281523950.

It can be divided in two parts, 29891 and 9313, that added together give a square (39204 = 198²).

The spelling of 298919313 in words is "two hundred ninety-eight million, nine hundred nineteen thousand, three hundred thirteen".