1423442004 has 48 divisors (see below), whose sum is σ = 3444080640. Its totient is φ = 457089120.

The previous prime is 1423441933. The next prime is 1423442017. The reversal of 1423442004 is 4002443241.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 74377 + ... + 91535.

It is an arithmetic number, because the mean of its divisors is an integer number (71751680).

Almost surely, 2^1423442004 is an apocalyptic number.

It is an amenable number.

1423442004 is an abundant number, since it is smaller than the sum of its proper divisors (2020638636).

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

1423442004 is a wasteful number, since it uses less digits than its factorization.

1423442004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17420 (or 17418 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

The square root of 1423442004 is about 37728.5303715901. The cubic root of 1423442004 is about 1124.8982963862.

Adding to 1423442004 its reverse (4002443241), we get a palindrome (5425885245).

The spelling of 1423442004 in words is "one billion, four hundred twenty-three million, four hundred forty-two thousand, four".