139626716 has 6 divisors (see below), whose sum is σ = 244346760. Its totient is φ = 69813356.

The previous prime is 139626713. The next prime is 139626731. The reversal of 139626716 is 617626931.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139626713) by changing a digit.

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, 17453336 + ... + 17453343.

It is an arithmetic number, because the mean of its divisors is an integer number (40724460).

Almost surely, 2^139626716 is an apocalyptic number.

It is an amenable number.

139626716 is a deficient number, since it is larger than the sum of its proper divisors (104720044).

139626716 is a wasteful number, since it uses less digits than its factorization.

139626716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34906683 (or 34906681 counting only the distinct ones).

The product of its digits is 81648, while the sum is 41.

The square root of 139626716 is about 11816.3749094212. The cubic root of 139626716 is about 518.7875053737.

The spelling of 139626716 in words is "one hundred thirty-nine million, six hundred twenty-six thousand, seven hundred sixteen".