1343589072 has 80 divisors (see below), whose sum is σ = 3973828992. Its totient is φ = 383201280.

The previous prime is 1343589059. The next prime is 1343589089. The reversal of 1343589072 is 2709853431.

It is a super-4 number, since 4×1343589072⁴ (a number of 38 digits) contains 4444 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 204072 + ... + 210552.

Almost surely, 2^1343589072 is an apocalyptic number.

1343589072 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1343589072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1986914496).

1343589072 is an abundant number, since it is smaller than the sum of its proper divisors (2630239920).

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

1343589072 is a wasteful number, since it uses less digits than its factorization.

1343589072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7116 (or 7110 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 42.

The square root of 1343589072 is about 36655.0006411131. Note that the first 3 decimals coincide. The cubic root of 1343589072 is about 1103.4571869455.

The spelling of 1343589072 in words is "one billion, three hundred forty-three million, five hundred eighty-nine thousand, seventy-two".