298487424 has 64 divisors (see below), whose sum is σ = 811340640. Its totient is φ = 97176576.

The previous prime is 298487389. The next prime is 298487429. The reversal of 298487424 is 424784892.

It is a tau number, because it is divible by the number of its divisors (64).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (298487429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7474 + ... + 25550.

Almost surely, 2^298487424 is an apocalyptic number.

298487424 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 298487424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (405670320).

298487424 is an abundant number, since it is smaller than the sum of its proper divisors (512853216).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

298487424 is a wasteful number, since it uses less digits than its factorization.

298487424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18137 (or 18125 counting only the distinct ones).

The product of its digits is 1032192, while the sum is 48.

The square root of 298487424 is about 17276.7885904760. The cubic root of 298487424 is about 668.3059781273.

The spelling of 298487424 in words is "two hundred ninety-eight million, four hundred eighty-seven thousand, four hundred twenty-four".