1423030304 has 48 divisors (see below), whose sum is σ = 2875007520. Its totient is φ = 692966400.

The previous prime is 1423030303. The next prime is 1423030313. The reversal of 1423030304 is 4030303241.

It is a super-2 number, since 2×1423030304² = 4050030492204664832, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1423030303) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 550487 + ... + 553065.

It is an arithmetic number, because the mean of its divisors is an integer number (59895990).

Almost surely, 2^1423030304 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 1423030304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1437503760).

1423030304 is an abundant number, since it is smaller than the sum of its proper divisors (1451977216).

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

1423030304 is a wasteful number, since it uses less digits than its factorization.

1423030304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3033 (or 3025 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 1423030304 is about 37723.0738938385. The cubic root of 1423030304 is about 1124.7898350454.

Adding to 1423030304 its reverse (4030303241), we get a palindrome (5453333545).

The spelling of 1423030304 in words is "one billion, four hundred twenty-three million, thirty thousand, three hundred four".