139782422 has 16 divisors (see below), whose sum is σ = 231055440. Its totient is φ = 63014112.

The previous prime is 139782403. The next prime is 139782427. The reversal of 139782422 is 224287931.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139782427) 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, 61397 + ... + 63632.

It is an arithmetic number, because the mean of its divisors is an integer number (14440965).

Almost surely, 2^139782422 is an apocalyptic number.

139782422 is a deficient number, since it is larger than the sum of its proper divisors (91273018).

139782422 is a wasteful number, since it uses less digits than its factorization.

139782422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125087.

The product of its digits is 48384, while the sum is 38.

The square root of 139782422 is about 11822.9616424989. The cubic root of 139782422 is about 518.9802772665.

The spelling of 139782422 in words is "one hundred thirty-nine million, seven hundred eighty-two thousand, four hundred twenty-two".