298557252 has 60 divisors (see below), whose sum is σ = 891992640. Its totient is φ = 85301424.

The previous prime is 298557251. The next prime is 298557269. The reversal of 298557252 is 252755892.

298557252 is a `hidden beast` number, since 2 + 98 + 557 + 2 + 5 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 298557198 and 298557207.

It is not an unprimeable number, because it can be changed into a prime (298557251) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 63552 + ... + 68087.

It is an arithmetic number, because the mean of its divisors is an integer number (14866544).

Almost surely, 2^298557252 is an apocalyptic number.

It is an amenable number.

298557252 is an abundant number, since it is smaller than the sum of its proper divisors (593435388).

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

298557252 is a wasteful number, since it uses less digits than its factorization.

298557252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131662 (or 131651 counting only the distinct ones).

The product of its digits is 504000, while the sum is 45.

The square root of 298557252 is about 17278.8093339790. The cubic root of 298557252 is about 668.3580884537.

The spelling of 298557252 in words is "two hundred ninety-eight million, five hundred fifty-seven thousand, two hundred fifty-two".