1684095464 has 8 divisors (see below), whose sum is σ = 3157679010. Its totient is φ = 842047728.

The previous prime is 1684095449. The next prime is 1684095487. The reversal of 1684095464 is 4645904861.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1478402500 + 205692964 = 38450^2 + 14342^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105255959 + ... + 105255974.

Almost surely, 2^1684095464 is an apocalyptic number.

It is an amenable number.

1684095464 is a deficient number, since it is larger than the sum of its proper divisors (1473583546).

1684095464 is a wasteful number, since it uses less digits than its factorization.

1684095464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210511939 (or 210511935 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 47.

The square root of 1684095464 is about 41037.7321985511. The cubic root of 1684095464 is about 1189.7496034137.

The spelling of 1684095464 in words is "one billion, six hundred eighty-four million, ninety-five thousand, four hundred sixty-four".