195678244 has 6 divisors (see below), whose sum is σ = 342436934. Its totient is φ = 97839120.

The previous prime is 195678193. The next prime is 195678269. The reversal of 195678244 is 442876591.

It can be written as a sum of positive squares in only one way, i.e., 119639844 + 76038400 = 10938^2 + 8720^2 .

It is a junction number, because it is equal to n+sod(n) for n = 195678194 and 195678203.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24459777 + ... + 24459784.

Almost surely, 2^195678244 is an apocalyptic number.

It is an amenable number.

195678244 is a deficient number, since it is larger than the sum of its proper divisors (146758690).

195678244 is a wasteful number, since it uses less digits than its factorization.

195678244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48919565 (or 48919563 counting only the distinct ones).

The product of its digits is 483840, while the sum is 46.

The square root of 195678244 is about 13988.5039943519. The cubic root of 195678244 is about 580.5605401375.

It can be divided in two parts, 1956 and 78244, that added together give a triangular number (80200 = T₄₀₀).

The spelling of 195678244 in words is "one hundred ninety-five million, six hundred seventy-eight thousand, two hundred forty-four".