139410844 has 24 divisors (see below), whose sum is σ = 252798336. Its totient is φ = 67200000.

The previous prime is 139410841. The next prime is 139410877. The reversal of 139410844 is 448014931.

139410844 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139410841) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32844 + ... + 36844.

It is an arithmetic number, because the mean of its divisors is an integer number (10533264).

Almost surely, 2^139410844 is an apocalyptic number.

It is an amenable number.

139410844 is a deficient number, since it is larger than the sum of its proper divisors (113387492).

139410844 is a wasteful number, since it uses less digits than its factorization.

139410844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4317 (or 4315 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 34.

The square root of 139410844 is about 11807.2369333388. The cubic root of 139410844 is about 518.5200077087.

The spelling of 139410844 in words is "one hundred thirty-nine million, four hundred ten thousand, eight hundred forty-four".