1347696672 has 96 divisors (see below), whose sum is σ = 4081093632. Its totient is φ = 381437184.

The previous prime is 1347696643. The next prime is 1347696683. The reversal of 1347696672 is 2766967431.

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

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 an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62533 + ... + 81275.

It is an arithmetic number, because the mean of its divisors is an integer number (42511392).

Almost surely, 2^1347696672 is an apocalyptic number.

1347696672 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 1347696672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2040546816).

1347696672 is an abundant number, since it is smaller than the sum of its proper divisors (2733396960).

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

1347696672 is a wasteful number, since it uses less digits than its factorization.

1347696672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18870 (or 18862 counting only the distinct ones).

The product of its digits is 2286144, while the sum is 51.

The square root of 1347696672 is about 36710.9884367065. The cubic root of 1347696672 is about 1104.5805337847.

The spelling of 1347696672 in words is "one billion, three hundred forty-seven million, six hundred ninety-six thousand, six hundred seventy-two".