1422112040 has 64 divisors (see below), whose sum is σ = 3257755200. Its totient is φ = 558618112.

The previous prime is 1422112031. The next prime is 1422112049. The reversal of 1422112040 is 402112241.

It is an interprime number because it is at equal distance from previous prime (1422112031) and next prime (1422112049).

It is not an unprimeable number, because it can be changed into a prime (1422112049) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 593084 + ... + 595476.

It is an arithmetic number, because the mean of its divisors is an integer number (50902425).

Almost surely, 2^1422112040 is an apocalyptic number.

1422112040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1422112040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1628877600).

1422112040 is an abundant number, since it is smaller than the sum of its proper divisors (1835643160).

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

1422112040 is a wasteful number, since it uses less digits than its factorization.

1422112040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2666 (or 2662 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 1422112040 is about 37710.9008113039. The cubic root of 1422112040 is about 1124.5478452923.

Adding to 1422112040 its reverse (402112241), we get a palindrome (1824224281).

The spelling of 1422112040 in words is "one billion, four hundred twenty-two million, one hundred twelve thousand, forty".