139340622 has 16 divisors (see below), whose sum is σ = 279056592. Its totient is φ = 46384320.

The previous prime is 139340611. The next prime is 139340627. The reversal of 139340622 is 226043931.

It is a self number, because there is not a number n which added to its sum of digits gives 139340622.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139340627) by changing a digit.

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, 10693 + ... + 19824.

It is an arithmetic number, because the mean of its divisors is an integer number (17441037).

Almost surely, 2^139340622 is an apocalyptic number.

139340622 is an abundant number, since it is smaller than the sum of its proper divisors (139715970).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

139340622 is a wasteful number, since it uses less digits than its factorization.

139340622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31283.

The product of its (nonzero) digits is 7776, while the sum is 30.

The square root of 139340622 is about 11804.2628740638. The cubic root of 139340622 is about 518.4329326381.

The spelling of 139340622 in words is "one hundred thirty-nine million, three hundred forty thousand, six hundred twenty-two".