197222036 has 12 divisors (see below), whose sum is σ = 376514880. Its totient is φ = 89646360.

The previous prime is 197222029. The next prime is 197222059. The reversal of 197222036 is 630222791.

It is a happy number.

197222036 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 197221993 and 197222011.

It is a congruent number.

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, 2241116 + ... + 2241203.

It is an arithmetic number, because the mean of its divisors is an integer number (31376240).

Almost surely, 2^197222036 is an apocalyptic number.

It is an amenable number.

197222036 is a deficient number, since it is larger than the sum of its proper divisors (179292844).

197222036 is a wasteful number, since it uses less digits than its factorization.

197222036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4482334 (or 4482332 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 32.

The square root of 197222036 is about 14043.5763251388. The cubic root of 197222036 is about 582.0833086147.

The spelling of 197222036 in words is "one hundred ninety-seven million, two hundred twenty-two thousand, thirty-six".