1422046624 has 48 divisors (see below), whose sum is σ = 2873968776. Its totient is φ = 692224000.

The previous prime is 1422046609. The next prime is 1422046649. The reversal of 1422046624 is 4266402241.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1418878224 + 3168400 = 37668^2 + 1780^2 .

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, 887424 + ... + 889024.

Almost surely, 2^1422046624 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1422046624, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1436984388).

1422046624 is an abundant number, since it is smaller than the sum of its proper divisors (1451922152).

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

1422046624 is a wasteful number, since it uses less digits than its factorization.

1422046624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2329 (or 2321 counting only the distinct ones).

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

The square root of 1422046624 is about 37710.0334659093. The cubic root of 1422046624 is about 1124.5306022651.

Adding to 1422046624 its reverse (4266402241), we get a palindrome (5688448865).

The spelling of 1422046624 in words is "one billion, four hundred twenty-two million, forty-six thousand, six hundred twenty-four".