1422616840 has 32 divisors (see below), whose sum is σ = 3202058880. Its totient is φ = 568838592.

The previous prime is 1422616823. The next prime is 1422616889. The reversal of 1422616840 is 486162241.

It is a junction number, because it is equal to n+sod(n) for n = 1422616796 and 1422616805.

It is an unprimeable number.

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, 151729 + ... + 160831.

It is an arithmetic number, because the mean of its divisors is an integer number (100064340).

Almost surely, 2^1422616840 is an apocalyptic number.

1422616840 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1422616840 is an abundant number, since it is smaller than the sum of its proper divisors (1779442040).

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

1422616840 is a wasteful number, since it uses less digits than its factorization.

1422616840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13021 (or 13017 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 34.

The square root of 1422616840 is about 37717.5932424114. The cubic root of 1422616840 is about 1124.6808879270.

The spelling of 1422616840 in words is "one billion, four hundred twenty-two million, six hundred sixteen thousand, eight hundred forty".