1423039488 has 132 divisors (see below), whose sum is σ = 4108623768. Its totient is φ = 437698560.

The previous prime is 1423039481. The next prime is 1423039511. The reversal of 1423039488 is 8849303241.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1423039481) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 517798 + ... + 520538.

Almost surely, 2^1423039488 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 1423039488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2054311884).

1423039488 is an abundant number, since it is smaller than the sum of its proper divisors (2685584280).

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

1423039488 is a wasteful number, since it uses less digits than its factorization.

1423039488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2790 (or 2759 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 42.

The square root of 1423039488 is about 37723.1956228525. The cubic root of 1423039488 is about 1124.7922547754.

The spelling of 1423039488 in words is "one billion, four hundred twenty-three million, thirty-nine thousand, four hundred eighty-eight".