1346927904 has 144 divisors (see below), whose sum is σ = 4390468992. Its totient is φ = 383698944.

The previous prime is 1346927899. The next prime is 1346927921. The reversal of 1346927904 is 4097296431.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (144).

It is a self number, because there is not a number n which added to its sum of digits gives 1346927904.

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 23 ways as a sum of consecutive naturals, for example, 872157 + ... + 873699.

It is an arithmetic number, because the mean of its divisors is an integer number (30489368).

Almost surely, 2^1346927904 is an apocalyptic number.

1346927904 is a gapful number since it is divisible by the number (14) 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 1346927904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2195234496).

1346927904 is an abundant number, since it is smaller than the sum of its proper divisors (3043541088).

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

1346927904 is a wasteful number, since it uses less digits than its factorization.

1346927904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1999 (or 1988 counting only the distinct ones).

The product of its (nonzero) digits is 326592, while the sum is 45.

The square root of 1346927904 is about 36700.5163996367. The cubic root of 1346927904 is about 1104.3704648326.

The spelling of 1346927904 in words is "one billion, three hundred forty-six million, nine hundred twenty-seven thousand, nine hundred four".