1423449368 has 32 divisors (see below), whose sum is σ = 2916023760. Its totient is φ = 646039680.

The previous prime is 1423449359. The next prime is 1423449397. The reversal of 1423449368 is 8639443241.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 47630 + ... + 71522.

Almost surely, 2^1423449368 is an apocalyptic number.

It is an amenable number.

1423449368 is an abundant number, since it is smaller than the sum of its proper divisors (1492574392).

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

1423449368 is a wasteful number, since it uses less digits than its factorization.

1423449368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24587 (or 24583 counting only the distinct ones).

The product of its digits is 497664, while the sum is 44.

The square root of 1423449368 is about 37728.6279633914. The cubic root of 1423449368 is about 1124.9002362233.

The spelling of 1423449368 in words is "one billion, four hundred twenty-three million, four hundred forty-nine thousand, three hundred sixty-eight".