2521298 has 8 divisors (see below), whose sum is σ = 4072908. Its totient is φ = 1163664.

The previous prime is 2521297. The next prime is 2521307. The reversal of 2521298 is 8921252.

2521298 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 1923769 + 597529 = 1387^2 + 773^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an alternating number because its digits alternate between even and odd.

It is a self number, because there is not a number n which added to its sum of digits gives 2521298.

It is not an unprimeable number, because it can be changed into a prime (2521297) 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 3 ways as a sum of consecutive naturals, for example, 48461 + ... + 48512.

2^2521298 is an apocalyptic number.

2521298 is a deficient number, since it is larger than the sum of its proper divisors (1551610).

2521298 is a wasteful number, since it uses less digits than its factorization.

2521298 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96988.

The product of its digits is 2880, while the sum is 29.

The square root of 2521298 is about 1587.8595655788. The cubic root of 2521298 is about 136.1052026250.

The spelling of 2521298 in words is "two million, five hundred twenty-one thousand, two hundred ninety-eight".