1374975684 has 36 divisors (see below), whose sum is σ = 3493293804. Its totient is φ = 455996352.

The previous prime is 1374975671. The next prime is 1374975689. The reversal of 1374975684 is 4865794731.

1374975684 is a `hidden beast` number, since 1 + 3 + 74 + 9 + 7 + 568 + 4 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1344835584 + 30140100 = 36672^2 + 5490^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a self number, because there is not a number n which added to its sum of digits gives 1374975684.

It is not an unprimeable number, because it can be changed into a prime (1374975689) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 89847 + ... + 104030.

It is an arithmetic number, because the mean of its divisors is an integer number (97035939).

Almost surely, 2^1374975684 is an apocalyptic number.

It is an amenable number.

1374975684 is an abundant number, since it is smaller than the sum of its proper divisors (2118318120).

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

1374975684 is a wasteful number, since it uses less digits than its factorization.

1374975684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194084 (or 194079 counting only the distinct ones).

The product of its digits is 5080320, while the sum is 54.

The square root of 1374975684 is about 37080.6645571516. The cubic root of 1374975684 is about 1111.9834903006.

The spelling of 1374975684 in words is "one billion, three hundred seventy-four million, nine hundred seventy-five thousand, six hundred eighty-four".