1347829680 has 40 divisors (see below), whose sum is σ = 4178272752. Its totient is φ = 359421184.

The previous prime is 1347829661. The next prime is 1347829727. The reversal of 1347829680 is 869287431.

It is a tau number, because it is divible by the number of its divisors (40).

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

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

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2807739 + ... + 2808218.

Almost surely, 2^1347829680 is an apocalyptic number.

1347829680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1347829680 is an abundant number, since it is smaller than the sum of its proper divisors (2830443072).

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

1347829680 is a wasteful number, since it uses less digits than its factorization.

1347829680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5615973 (or 5615967 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 48.

The square root of 1347829680 is about 36712.7999477022. The cubic root of 1347829680 is about 1104.6168706493.

The spelling of 1347829680 in words is "one billion, three hundred forty-seven million, eight hundred twenty-nine thousand, six hundred eighty".