1422326641 has 8 divisors (see below), whose sum is σ = 1506607560. Its totient is φ = 1338114048.

The previous prime is 1422326611. The next prime is 1422326683. The reversal of 1422326641 is 1466232241.

It can be written as a sum of positive squares in 4 ways, for example, as 541958400 + 880368241 = 23280^2 + 29671^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 1422326641 - 2⁷ = 1422326513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1422326611) 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, 29425 + ... + 60913.

It is an arithmetic number, because the mean of its divisors is an integer number (188325945).

Almost surely, 2^1422326641 is an apocalyptic number.

It is an amenable number.

1422326641 is a deficient number, since it is larger than the sum of its proper divisors (84280919).

1422326641 is a wasteful number, since it uses less digits than its factorization.

1422326641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34163.

The product of its digits is 13824, while the sum is 31.

The square root of 1422326641 is about 37713.7460483575. The cubic root of 1422326641 is about 1124.6044083355.

Adding to 1422326641 its reverse (1466232241), we get a palindrome (2888558882).

The spelling of 1422326641 in words is "one billion, four hundred twenty-two million, three hundred twenty-six thousand, six hundred forty-one".