298274645 has 4 divisors (see below), whose sum is σ = 357929580. Its totient is φ = 238619712.

The previous prime is 298274623. The next prime is 298274659. The reversal of 298274645 is 546472892.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 118875409 + 179399236 = 10903^2 + 13394^2 .

It is a cyclic number.

It is not a de Polignac number, because 298274645 - 2¹⁸ = 298012501 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 298274645.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29827460 + ... + 29827469.

It is an arithmetic number, because the mean of its divisors is an integer number (89482395).

Almost surely, 2^298274645 is an apocalyptic number.

It is an amenable number.

298274645 is a deficient number, since it is larger than the sum of its proper divisors (59654935).

298274645 is an equidigital number, since it uses as much as digits as its factorization.

298274645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59654934.

The product of its digits is 967680, while the sum is 47.

The square root of 298274645 is about 17270.6295484560. The cubic root of 298274645 is about 668.1471380674.

The spelling of 298274645 in words is "two hundred ninety-eight million, two hundred seventy-four thousand, six hundred forty-five".