2530916398 has 4 divisors (see below), whose sum is σ = 3796374600. Its totient is φ = 1265458198.

The previous prime is 2530916387. The next prime is 2530916411. The reversal of 2530916398 is 8936190352.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 632729098 + ... + 632729101.

It is an arithmetic number, because the mean of its divisors is an integer number (949093650).

Almost surely, 2^2530916398 is an apocalyptic number.

2530916398 is a deficient number, since it is larger than the sum of its proper divisors (1265458202).

2530916398 is a wasteful number, since it uses less digits than its factorization.

2530916398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1265458201.

The product of its (nonzero) digits is 349920, while the sum is 46.

The square root of 2530916398 is about 50308.2140211715. The cubic root of 2530916398 is about 1362.7805708763.

The spelling of 2530916398 in words is "two billion, five hundred thirty million, nine hundred sixteen thousand, three hundred ninety-eight".