2530498 has 4 divisors (see below), whose sum is σ = 3795750. Its totient is φ = 1265248.

The previous prime is 2530487. The next prime is 2530513. The reversal of 2530498 is 8940352.

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

It can be written as a sum of positive squares in only one way, i.e., 2474329 + 56169 = 1573^2 + 237^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 632623 + ... + 632626.

2^2530498 is an apocalyptic number.

2530498 is a deficient number, since it is larger than the sum of its proper divisors (1265252).

2530498 is a wasteful number, since it uses less digits than its factorization.

2530498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1265251.

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 2530498 is about 1590.7539093147. The cubic root of 2530498 is about 136.2705470794.

The spelling of 2530498 in words is "two million, five hundred thirty thousand, four hundred ninety-eight".