139534622 has 8 divisors (see below), whose sum is σ = 214958856. Its totient is φ = 67881672.

The previous prime is 139534607. The next prime is 139534639. The reversal of 139534622 is 226435931.

139534622 is digitally balanced in base 3, 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, 942728 + ... + 942875.

It is an arithmetic number, because the mean of its divisors is an integer number (26869857).

Almost surely, 2^139534622 is an apocalyptic number.

139534622 is a deficient number, since it is larger than the sum of its proper divisors (75424234).

139534622 is a wasteful number, since it uses less digits than its factorization.

139534622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1885642.

The product of its digits is 38880, while the sum is 35.

The square root of 139534622 is about 11812.4773862217. The cubic root of 139534622 is about 518.6734208920.

The spelling of 139534622 in words is "one hundred thirty-nine million, five hundred thirty-four thousand, six hundred twenty-two".