298142475 has 24 divisors (see below), whose sum is σ = 509930160. Its totient is φ = 153525120.

The previous prime is 298142473. The next prime is 298142483. The reversal of 298142475 is 574241892.

It is not a de Polignac number, because 298142475 - 2¹ = 298142473 is a prime.

It is not an unprimeable number, because it can be changed into a prime (298142473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 66364 + ... + 70713.

It is an arithmetic number, because the mean of its divisors is an integer number (21247090).

Almost surely, 2^298142475 is an apocalyptic number.

298142475 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

298142475 is a deficient number, since it is larger than the sum of its proper divisors (211787685).

298142475 is a wasteful number, since it uses less digits than its factorization.

298142475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137119 (or 137114 counting only the distinct ones).

The product of its digits is 161280, while the sum is 42.

The square root of 298142475 is about 17266.8026860794. The cubic root of 298142475 is about 668.0484347911.

The spelling of 298142475 in words is "two hundred ninety-eight million, one hundred forty-two thousand, four hundred seventy-five".