1423751232 has 28 divisors (see below), whose sum is σ = 3767008976. Its totient is φ = 474583680.

The previous prime is 1423751183. The next prime is 1423751257. The reversal of 1423751232 is 2321573241.

It is a self number, because there is not a number n which added to its sum of digits gives 1423751232.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3707494 + ... + 3707877.

Almost surely, 2^1423751232 is an apocalyptic number.

1423751232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1423751232 is an abundant number, since it is smaller than the sum of its proper divisors (2343257744).

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

1423751232 is an equidigital number, since it uses as much as digits as its factorization.

1423751232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7415386 (or 7415376 counting only the distinct ones).

The product of its digits is 10080, while the sum is 30.

The square root of 1423751232 is about 37732.6282148488. The cubic root of 1423751232 is about 1124.9797479811.

The spelling of 1423751232 in words is "one billion, four hundred twenty-three million, seven hundred fifty-one thousand, two hundred thirty-two".