197770448 has 10 divisors (see below), whose sum is σ = 383180274. Its totient is φ = 98885216.

The previous prime is 197770361. The next prime is 197770457. The reversal of 197770448 is 844077791.

It can be written as a sum of positive squares in only one way, i.e., 172449424 + 25321024 = 13132^2 + 5032^2 .

It is a super-2 number, since 2×197770448² = 78226300204241408, which contains 22 as substring.

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, 6180311 + ... + 6180342.

Almost surely, 2^197770448 is an apocalyptic number.

It is an amenable number.

197770448 is a deficient number, since it is larger than the sum of its proper divisors (185409826).

197770448 is a wasteful number, since it uses less digits than its factorization.

197770448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12360661 (or 12360655 counting only the distinct ones).

The product of its (nonzero) digits is 395136, while the sum is 47.

The square root of 197770448 is about 14063.0881388122. The cubic root of 197770448 is about 582.6223390557.

The spelling of 197770448 in words is "one hundred ninety-seven million, seven hundred seventy thousand, four hundred forty-eight".