1423343700 has 216 divisors, whose sum is σ = 4841174520. Its totient is φ = 348364800.

The previous prime is 1423343687. The next prime is 1423343729. The reversal of 1423343700 is 73433241.

It can be written as a sum of positive squares in 12 ways, for example, as 951845904 + 471497796 = 30852^2 + 21714^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 626166 + ... + 628434.

It is an arithmetic number, because the mean of its divisors is an integer number (22412845).

Almost surely, 2^1423343700 is an apocalyptic number.

1423343700 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 1423343700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2420587260).

1423343700 is an abundant number, since it is smaller than the sum of its proper divisors (3417830820).

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

1423343700 is a wasteful number, since it uses less digits than its factorization.

1423343700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2347 (or 2337 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 27.

The square root of 1423343700 is about 37727.2275684286. The cubic root of 1423343700 is about 1124.8724003428.

Adding to 1423343700 its reverse (73433241), we get a palindrome (1496776941).

The spelling of 1423343700 in words is "one billion, four hundred twenty-three million, three hundred forty-three thousand, seven hundred".