199394548 has 6 divisors (see below), whose sum is σ = 348940466. Its totient is φ = 99697272.

The previous prime is 199394501. The next prime is 199394561. The reversal of 199394548 is 845493991.

199394548 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 148157584 + 51236964 = 12172^2 + 7158^2 .

It is a junction number, because it is equal to n+sod(n) for n = 199394495 and 199394504.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24924315 + ... + 24924322.

Almost surely, 2^199394548 is an apocalyptic number.

It is an amenable number.

199394548 is a deficient number, since it is larger than the sum of its proper divisors (149545918).

199394548 is a wasteful number, since it uses less digits than its factorization.

199394548 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49848641 (or 49848639 counting only the distinct ones).

The product of its digits is 1399680, while the sum is 52.

The square root of 199394548 is about 14120.7134380668. The cubic root of 199394548 is about 584.2128336969.

The spelling of 199394548 in words is "one hundred ninety-nine million, three hundred ninety-four thousand, five hundred forty-eight".