298674405 has 32 divisors (see below), whose sum is σ = 532022400. Its totient is φ = 158979456.

The previous prime is 298674403. The next prime is 298674413. The reversal of 298674405 is 504476892.

It is a happy number.

It is not a de Polignac number, because 298674405 - 2¹ = 298674403 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (298674403) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 77361 + ... + 81129.

It is an arithmetic number, because the mean of its divisors is an integer number (16625700).

Almost surely, 2^298674405 is an apocalyptic number.

It is an amenable number.

298674405 is a deficient number, since it is larger than the sum of its proper divisors (233347995).

298674405 is a wasteful number, since it uses less digits than its factorization.

298674405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4370 (or 4364 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 45.

The square root of 298674405 is about 17282.1990788210. The cubic root of 298674405 is about 668.4454976137.

The spelling of 298674405 in words is "two hundred ninety-eight million, six hundred seventy-four thousand, four hundred five".