298423407 has 12 divisors (see below), whose sum is σ = 404737736. Its totient is φ = 195534240.

The previous prime is 298423399. The next prime is 298423421. The reversal of 298423407 is 704324892.

It is not a de Polignac number, because 298423407 - 2³ = 298423399 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (298423487) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 233053 + ... + 234329.

Almost surely, 2^298423407 is an apocalyptic number.

298423407 is a deficient number, since it is larger than the sum of its proper divisors (106314329).

298423407 is an frugal number, since it uses more digits than its factorization.

298423407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2618 (or 1341 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 39.

The square root of 298423407 is about 17274.9358030645. The cubic root of 298423407 is about 668.2581972167.

The spelling of 298423407 in words is "two hundred ninety-eight million, four hundred twenty-three thousand, four hundred seven".