1347776448 has 112 divisors (see below), whose sum is σ = 3739530240. Its totient is φ = 427592704.

The previous prime is 1347776447. The next prime is 1347776449. The reversal of 1347776448 is 8446777431.

It is an interprime number because it is at equal distance from previous prime (1347776447) and next prime (1347776449).

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 1347776448.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1347776447) 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, 1054786 + ... + 1056062.

Almost surely, 2^1347776448 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 1347776448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1869765120).

1347776448 is an abundant number, since it is smaller than the sum of its proper divisors (2391753792).

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

1347776448 is a wasteful number, since it uses less digits than its factorization.

1347776448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1554 (or 1544 counting only the distinct ones).

The product of its digits is 3161088, while the sum is 51.

The square root of 1347776448 is about 36712.0749617888. The cubic root of 1347776448 is about 1104.6023283224.

The spelling of 1347776448 in words is "one billion, three hundred forty-seven million, seven hundred seventy-six thousand, four hundred forty-eight".