197918014 has 16 divisors (see below), whose sum is σ = 339636096. Its totient is φ = 84735000.

The previous prime is 197917997. The next prime is 197918047. The reversal of 197918014 is 410819791.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7989 + ... + 21439.

It is an arithmetic number, because the mean of its divisors is an integer number (21227256).

Almost surely, 2^197918014 is an apocalyptic number.

197918014 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

197918014 is a deficient number, since it is larger than the sum of its proper divisors (141718082).

197918014 is a wasteful number, since it uses less digits than its factorization.

197918014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14511.

The product of its (nonzero) digits is 18144, while the sum is 40.

The square root of 197918014 is about 14068.3337321802. Note that the first 3 decimals coincide. The cubic root of 197918014 is about 582.7672105037.

The spelling of 197918014 in words is "one hundred ninety-seven million, nine hundred eighteen thousand, fourteen".