3198265078 has 4 divisors (see below), whose sum is σ = 4797397620. Its totient is φ = 1599132538.

The previous prime is 3198265043. The next prime is 3198265093. The reversal of 3198265078 is 8705628913.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8705628913 = 33941 ⋅256493.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 799566268 + ... + 799566271.

It is an arithmetic number, because the mean of its divisors is an integer number (1199349405).

Almost surely, 2^3198265078 is an apocalyptic number.

3198265078 is a deficient number, since it is larger than the sum of its proper divisors (1599132542).

3198265078 is a wasteful number, since it uses less digits than its factorization.

3198265078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1599132541.

The product of its (nonzero) digits is 725760, while the sum is 49.

The square root of 3198265078 is about 56553.2057269966. The cubic root of 3198265078 is about 1473.3462385093.

The spelling of 3198265078 in words is "three billion, one hundred ninety-eight million, two hundred sixty-five thousand, seventy-eight".