1439738222 has 32 divisors (see below), whose sum is σ = 2437501248. Its totient is φ = 632814336.

The previous prime is 1439738221. The next prime is 1439738227. The reversal of 1439738222 is 2228379341.

It is a super-2 number, since 2×1439738222² = 4145692295775442568, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1439738222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1439738221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 134168 + ... + 144500.

It is an arithmetic number, because the mean of its divisors is an integer number (76171914).

Almost surely, 2^1439738222 is an apocalyptic number.

1439738222 is a deficient number, since it is larger than the sum of its proper divisors (997763026).

1439738222 is a wasteful number, since it uses less digits than its factorization.

1439738222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10604.

The product of its digits is 145152, while the sum is 41.

The square root of 1439738222 is about 37943.8825372418. The cubic root of 1439738222 is about 1129.1748020298.

The spelling of 1439738222 in words is "one billion, four hundred thirty-nine million, seven hundred thirty-eight thousand, two hundred twenty-two".