1422304340 has 24 divisors (see below), whose sum is σ = 3015841920. Its totient is φ = 563397408.

The previous prime is 1422304319. The next prime is 1422304349. The reversal of 1422304340 is 434032241.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1422304349) 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, 343160 + ... + 347279.

It is an arithmetic number, because the mean of its divisors is an integer number (125660080).

Almost surely, 2^1422304340 is an apocalyptic number.

1422304340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1422304340 is an abundant number, since it is smaller than the sum of its proper divisors (1593537580).

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

1422304340 is a wasteful number, since it uses less digits than its factorization.

1422304340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 690551 (or 690549 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 1422304340 is about 37713.4503857709. The cubic root of 1422304340 is about 1124.5985306575.

Adding to 1422304340 its reverse (434032241), we get a palindrome (1856336581).

The spelling of 1422304340 in words is "one billion, four hundred twenty-two million, three hundred four thousand, three hundred forty".