139300268 has 12 divisors (see below), whose sum is σ = 243975312. Its totient is φ = 69593040.

The previous prime is 139300237. The next prime is 139300283. The reversal of 139300268 is 862003931.

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 3 ways as a sum of consecutive naturals, for example, 8528 + ... + 18743.

It is an arithmetic number, because the mean of its divisors is an integer number (20331276).

Almost surely, 2^139300268 is an apocalyptic number.

It is an amenable number.

139300268 is a deficient number, since it is larger than the sum of its proper divisors (104675044).

139300268 is a wasteful number, since it uses less digits than its factorization.

139300268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28552 (or 28550 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 139300268 is about 11802.5534525373. The cubic root of 139300268 is about 518.3828805615.

The spelling of 139300268 in words is "one hundred thirty-nine million, three hundred thousand, two hundred sixty-eight".