197072326 has 32 divisors (see below), whose sum is σ = 341584128. Its totient is φ = 84390240.

The previous prime is 197072321. The next prime is 197072341. The reversal of 197072326 is 623270791.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (197072321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30996 + ... + 36808.

It is an arithmetic number, because the mean of its divisors is an integer number (10674504).

Almost surely, 2^197072326 is an apocalyptic number.

197072326 is a deficient number, since it is larger than the sum of its proper divisors (144511802).

197072326 is a wasteful number, since it uses less digits than its factorization.

197072326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5916.

The product of its (nonzero) digits is 31752, while the sum is 37.

The square root of 197072326 is about 14038.2451182475. The cubic root of 197072326 is about 581.9359860787.

The spelling of 197072326 in words is "one hundred ninety-seven million, seventy-two thousand, three hundred twenty-six".