1422039000 has 128 divisors (see below), whose sum is σ = 4491002880. Its totient is φ = 374576000.

The previous prime is 1422038999. The next prime is 1422039011. The reversal of 1422039000 is 9302241.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 246145 + ... + 251855.

It is an arithmetic number, because the mean of its divisors is an integer number (35085960).

Almost surely, 2^1422039000 is an apocalyptic number.

1422039000 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 1422039000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2245501440).

1422039000 is an abundant number, since it is smaller than the sum of its proper divisors (3068963880).

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

1422039000 is a wasteful number, since it uses less digits than its factorization.

1422039000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5818 (or 5804 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 1422039000 is about 37709.9323786188. The cubic root of 1422039000 is about 1124.5285926178.

The spelling of 1422039000 in words is "one billion, four hundred twenty-two million, thirty-nine thousand".