1423211000 has 64 divisors (see below), whose sum is σ = 3341688480. Its totient is φ = 567340800.

The previous prime is 1423210909. The next prime is 1423211021. The reversal of 1423211000 is 1123241.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 310727 + ... + 315273.

Almost surely, 2^1423211000 is an apocalyptic number.

1423211000 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 1423211000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1670844240).

1423211000 is an abundant number, since it is smaller than the sum of its proper divisors (1918477480).

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

1423211000 is a wasteful number, since it uses less digits than its factorization.

1423211000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4881 (or 4867 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 1423211000 is about 37725.4688506319. The cubic root of 1423211000 is about 1124.8374415326.

Adding to 1423211000 its reverse (1123241), we get a palindrome (1424334241).

The spelling of 1423211000 in words is "one billion, four hundred twenty-three million, two hundred eleven thousand".