1427323944 has 32 divisors (see below), whose sum is σ = 3778211520. Its totient is φ = 447787776.

The previous prime is 1427323921. The next prime is 1427323987. The reversal of 1427323944 is 4493237241.

It is a super-2 number, since 2×1427323944² = 4074507282231430272, which contains 22 as substring.

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, 1748764 + ... + 1749579.

It is an arithmetic number, because the mean of its divisors is an integer number (118069110).

Almost surely, 2^1427323944 is an apocalyptic number.

It is an amenable number.

1427323944 is an abundant number, since it is smaller than the sum of its proper divisors (2350887576).

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

1427323944 is a wasteful number, since it uses less digits than its factorization.

1427323944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3498369 (or 3498365 counting only the distinct ones).

The product of its digits is 145152, while the sum is 39.

The square root of 1427323944 is about 37779.9410269524. The cubic root of 1427323944 is about 1125.9199570405.

The spelling of 1427323944 in words is "one billion, four hundred twenty-seven million, three hundred twenty-three thousand, nine hundred forty-four".