2015848742 has 4 divisors (see below), whose sum is σ = 3023773116. Its totient is φ = 1007924370.

The previous prime is 2015848721. The next prime is 2015848771. The reversal of 2015848742 is 2478485102.

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

It is a self number, because there is not a number n which added to its sum of digits gives 2015848742.

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, 503962184 + ... + 503962187.

It is an arithmetic number, because the mean of its divisors is an integer number (755943279).

Almost surely, 2^2015848742 is an apocalyptic number.

2015848742 is a deficient number, since it is larger than the sum of its proper divisors (1007924374).

2015848742 is a wasteful number, since it uses less digits than its factorization.

2015848742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1007924373.

The product of its (nonzero) digits is 143360, while the sum is 41.

The square root of 2015848742 is about 44898.2042179863. The cubic root of 2015848742 is about 1263.2403248284.

The spelling of 2015848742 in words is "two billion, fifteen million, eight hundred forty-eight thousand, seven hundred forty-two".