139839094 has 8 divisors (see below), whose sum is σ = 211360248. Its totient is φ = 69385680.

The previous prime is 139839067. The next prime is 139839101. The reversal of 139839094 is 490938931.

139839094 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 266607 + ... + 267130.

It is an arithmetic number, because the mean of its divisors is an integer number (26420031).

Almost surely, 2^139839094 is an apocalyptic number.

139839094 is a deficient number, since it is larger than the sum of its proper divisors (71521154).

139839094 is a wasteful number, since it uses less digits than its factorization.

139839094 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 533870.

The product of its (nonzero) digits is 209952, while the sum is 46.

The square root of 139839094 is about 11825.3580918296. The cubic root of 139839094 is about 519.0504045304.

The spelling of 139839094 in words is "one hundred thirty-nine million, eight hundred thirty-nine thousand, ninety-four".