298001340 has 432 divisors, whose sum is σ = 1192097088. Its totient is φ = 59609088.

The previous prime is 298001329. The next prime is 298001359. The reversal of 298001340 is 43100892.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 2637124 + ... + 2637236.

It is an arithmetic number, because the mean of its divisors is an integer number (2759484).

Almost surely, 2^298001340 is an apocalyptic number.

298001340 is a gapful number since it is divisible by the number (20) 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 298001340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (596048544).

298001340 is an abundant number, since it is smaller than the sum of its proper divisors (894095748).

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

298001340 is a wasteful number, since it uses less digits than its factorization.

298001340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178 (or 166 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 298001340 is about 17262.7153136463. The cubic root of 298001340 is about 667.9430043283.

The spelling of 298001340 in words is "two hundred ninety-eight million, one thousand, three hundred forty".