1423432276 has 24 divisors (see below), whose sum is σ = 2847773376. Its totient is φ = 609847680.

The previous prime is 1423432261. The next prime is 1423432277. The reversal of 1423432276 is 6722343241.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1423432277) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 112755 + ... + 124741.

It is an arithmetic number, because the mean of its divisors is an integer number (118657224).

Almost surely, 2^1423432276 is an apocalyptic number.

It is an amenable number.

1423432276 is an abundant number, since it is smaller than the sum of its proper divisors (1424341100).

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

1423432276 is a wasteful number, since it uses less digits than its factorization.

1423432276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16239 (or 16237 counting only the distinct ones).

The product of its digits is 48384, while the sum is 34.

The square root of 1423432276 is about 37728.4014503663. The cubic root of 1423432276 is about 1124.8957338100.

The spelling of 1423432276 in words is "one billion, four hundred twenty-three million, four hundred thirty-two thousand, two hundred seventy-six".