679526242 has 16 divisors (see below), whose sum is σ = 1039651200. Its totient is φ = 333038160.

The previous prime is 679526209. The next prime is 679526249. The reversal of 679526242 is 242625976.

It is not an unprimeable number, because it can be changed into a prime (679526249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6492 + ... + 37432.

It is an arithmetic number, because the mean of its divisors is an integer number (64978200).

Almost surely, 2^679526242 is an apocalyptic number.

679526242 is a deficient number, since it is larger than the sum of its proper divisors (360124958).

679526242 is a wasteful number, since it uses less digits than its factorization.

679526242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31161.

The product of its digits is 362880, while the sum is 43.

The square root of 679526242 is about 26067.7241430854. The cubic root of 679526242 is about 879.1616680423.

The spelling of 679526242 in words is "six hundred seventy-nine million, five hundred twenty-six thousand, two hundred forty-two".