1348547772 has 96 divisors (see below), whose sum is σ = 3705246720. Its totient is φ = 376346880.

The previous prime is 1348547731. The next prime is 1348547773. The reversal of 1348547772 is 2777458431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1348547773) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 1233258 + ... + 1234350.

It is an arithmetic number, because the mean of its divisors is an integer number (38596320).

Almost surely, 2^1348547772 is an apocalyptic number.

1348547772 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 1348547772, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1852623360).

1348547772 is an abundant number, since it is smaller than the sum of its proper divisors (2356698948).

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

1348547772 is a wasteful number, since it uses less digits than its factorization.

1348547772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1843 (or 1841 counting only the distinct ones).

The product of its digits is 1317120, while the sum is 48.

The square root of 1348547772 is about 36722.5785042391. The cubic root of 1348547772 is about 1104.8130071301.

The spelling of 1348547772 in words is "one billion, three hundred forty-eight million, five hundred forty-seven thousand, seven hundred seventy-two".