2309398534 has 4 divisors (see below), whose sum is σ = 3464097804. Its totient is φ = 1154699266.

The previous prime is 2309398523. The next prime is 2309398561. The reversal of 2309398534 is 4358939032.

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 (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 577349632 + ... + 577349635.

It is an arithmetic number, because the mean of its divisors is an integer number (866024451).

Almost surely, 2^2309398534 is an apocalyptic number.

2309398534 is a deficient number, since it is larger than the sum of its proper divisors (1154699270).

2309398534 is a wasteful number, since it uses less digits than its factorization.

2309398534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1154699269.

The product of its (nonzero) digits is 699840, while the sum is 46.

The square root of 2309398534 is about 48056.2018266113. The cubic root of 2309398534 is about 1321.8016670446.

The spelling of 2309398534 in words is "two billion, three hundred nine million, three hundred ninety-eight thousand, five hundred thirty-four".