197974022 has 8 divisors (see below), whose sum is σ = 297021000. Its totient is φ = 98967024.

The previous prime is 197974019. The next prime is 197974033. The reversal of 197974022 is 220479791.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12629 + ... + 23567.

It is an arithmetic number, because the mean of its divisors is an integer number (37127625).

Almost surely, 2^197974022 is an apocalyptic number.

197974022 is a deficient number, since it is larger than the sum of its proper divisors (99046978).

197974022 is a wasteful number, since it uses less digits than its factorization.

197974022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19990.

The product of its (nonzero) digits is 63504, while the sum is 41.

The square root of 197974022 is about 14070.3241611556. The cubic root of 197974022 is about 582.8221769464.

The spelling of 197974022 in words is "one hundred ninety-seven million, nine hundred seventy-four thousand, twenty-two".