197114940 has 144 divisors (see below), whose sum is σ = 658790496. Its totient is φ = 47308800.

The previous prime is 197114923. The next prime is 197114959. The reversal of 197114940 is 49411791.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 197114895 and 197114904.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 223300 + ... + 224180.

It is an arithmetic number, because the mean of its divisors is an integer number (4574934).

Almost surely, 2^197114940 is an apocalyptic number.

197114940 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 197114940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (329395248).

197114940 is an abundant number, since it is smaller than the sum of its proper divisors (461675556).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

197114940 is a wasteful number, since it uses less digits than its factorization.

197114940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1020 (or 1015 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 36.

The square root of 197114940 is about 14039.7628185094. The cubic root of 197114940 is about 581.9779280962.

The spelling of 197114940 in words is "one hundred ninety-seven million, one hundred fourteen thousand, nine hundred forty".