1443671348 has 48 divisors (see below), whose sum is σ = 3061618560. Its totient is φ = 581477376.

The previous prime is 1443671347. The next prime is 1443671393. The reversal of 1443671348 is 8431763441.

It is a super-2 number, since 2×1443671348² = 4168373922072274208, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1443671347) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 406163 + ... + 409701.

It is an arithmetic number, because the mean of its divisors is an integer number (63783720).

Almost surely, 2^1443671348 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1443671348, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1530809280).

1443671348 is an abundant number, since it is smaller than the sum of its proper divisors (1617947212).

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

1443671348 is a wasteful number, since it uses less digits than its factorization.

1443671348 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4424 (or 4422 counting only the distinct ones).

The product of its digits is 193536, while the sum is 41.

The square root of 1443671348 is about 37995.6753854962. The cubic root of 1443671348 is about 1130.2021065393.

The spelling of 1443671348 in words is "one billion, four hundred forty-three million, six hundred seventy-one thousand, three hundred forty-eight".