168347464 has 16 divisors (see below), whose sum is σ = 334219500. Its totient is φ = 79222272.

The previous prime is 168347449. The next prime is 168347497. The reversal of 168347464 is 464743861.

It can be written as a sum of positive squares in 2 ways, for example, as 160224964 + 8122500 = 12658^2 + 2850^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 168347464.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 618789 + ... + 619060.

Almost surely, 2^168347464 is an apocalyptic number.

It is an amenable number.

168347464 is a deficient number, since it is larger than the sum of its proper divisors (165872036).

168347464 is a wasteful number, since it uses less digits than its factorization.

168347464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1237872 (or 1237868 counting only the distinct ones).

The product of its digits is 387072, while the sum is 43.

The square root of 168347464 is about 12974.8781882529. The cubic root of 168347464 is about 552.1649807916.

The spelling of 168347464 in words is "one hundred sixty-eight million, three hundred forty-seven thousand, four hundred sixty-four".