197964254 has 8 divisors (see below), whose sum is σ = 297074520. Its totient is φ = 98939416.

The previous prime is 197964253. The next prime is 197964301. The reversal of 197964254 is 452469791.

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

It is a junction number, because it is equal to n+sod(n) for n = 197964199 and 197964208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (197964253) 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 3 ways as a sum of consecutive naturals, for example, 15209 + ... + 25044.

It is an arithmetic number, because the mean of its divisors is an integer number (37134315).

Almost surely, 2^197964254 is an apocalyptic number.

197964254 is a deficient number, since it is larger than the sum of its proper divisors (99110266).

197964254 is a wasteful number, since it uses less digits than its factorization.

197964254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42714.

The product of its digits is 544320, while the sum is 47.

The square root of 197964254 is about 14069.9770433359. The cubic root of 197964254 is about 582.8125913442.

The spelling of 197964254 in words is "one hundred ninety-seven million, nine hundred sixty-four thousand, two hundred fifty-four".