1438422322 has 8 divisors (see below), whose sum is σ = 2271193200. Its totient is φ = 681357924.

The previous prime is 1438422259. The next prime is 1438422331. The reversal of 1438422322 is 2232248341.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 18926572 + ... + 18926647.

It is an arithmetic number, because the mean of its divisors is an integer number (283899150).

Almost surely, 2^1438422322 is an apocalyptic number.

1438422322 is a deficient number, since it is larger than the sum of its proper divisors (832770878).

1438422322 is a wasteful number, since it uses less digits than its factorization.

1438422322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37853240.

The product of its digits is 18432, while the sum is 31.

The square root of 1438422322 is about 37926.5384921957. The cubic root of 1438422322 is about 1128.8306806656.

The spelling of 1438422322 in words is "one billion, four hundred thirty-eight million, four hundred twenty-two thousand, three hundred twenty-two".