1423942080 has 448 divisors, whose sum is σ = 5337169920. Its totient is φ = 317952000.

The previous prime is 1423942073. The next prime is 1423942109. The reversal of 1423942080 is 802493241.

It is a super-2 number, since 2×1423942080² = 4055222094389452800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 9430005 + ... + 9430155.

Almost surely, 2^1423942080 is an apocalyptic number.

1423942080 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 1423942080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2668584960).

1423942080 is an abundant number, since it is smaller than the sum of its proper divisors (3913227840).

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

1423942080 is a wasteful number, since it uses less digits than its factorization.

1423942080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248 (or 238 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 33.

The square root of 1423942080 is about 37735.1570819574. The cubic root of 1423942080 is about 1125.0300120389.

The spelling of 1423942080 in words is "one billion, four hundred twenty-three million, nine hundred forty-two thousand, eighty".