139970716 has 24 divisors (see below), whose sum is σ = 247566816. Its totient is φ = 69241920.

The previous prime is 139970689. The next prime is 139970729. The reversal of 139970716 is 617079931.

It is a congruent number.

It is an unprimeable number.

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, 211426 + ... + 212086.

It is an arithmetic number, because the mean of its divisors is an integer number (10315284).

Almost surely, 2^139970716 is an apocalyptic number.

It is an amenable number.

139970716 is a deficient number, since it is larger than the sum of its proper divisors (107596100).

139970716 is a wasteful number, since it uses less digits than its factorization.

139970716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1149 (or 1147 counting only the distinct ones).

The product of its (nonzero) digits is 71442, while the sum is 43.

The square root of 139970716 is about 11830.9220266216. The cubic root of 139970716 is about 519.2132036136.

The spelling of 139970716 in words is "one hundred thirty-nine million, nine hundred seventy thousand, seven hundred sixteen".