1343549856 has 96 divisors (see below), whose sum is σ = 3860752896. Its totient is φ = 405728000.

The previous prime is 1343549839. The next prime is 1343549863. The reversal of 1343549856 is 6589453431.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (48).

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, 326371 + ... + 330461.

It is an arithmetic number, because the mean of its divisors is an integer number (40216176).

Almost surely, 2^1343549856 is an apocalyptic number.

1343549856 is a gapful number since it is divisible by the number (16) 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 1343549856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1930376448).

1343549856 is an abundant number, since it is smaller than the sum of its proper divisors (2517203040).

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

1343549856 is a wasteful number, since it uses less digits than its factorization.

1343549856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4426 (or 4418 counting only the distinct ones).

The product of its digits is 1555200, while the sum is 48.

The square root of 1343549856 is about 36654.4657033764. The cubic root of 1343549856 is about 1103.4464511238.

The spelling of 1343549856 in words is "one billion, three hundred forty-three million, five hundred forty-nine thousand, eight hundred fifty-six".