197514240 has 352 divisors, whose sum is σ = 792336384. Its totient is φ = 40796160.

The previous prime is 197514221. The next prime is 197514277. The reversal of 197514240 is 42415791.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (352).

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1182637 + ... + 1182803.

Almost surely, 2^197514240 is an apocalyptic number.

197514240 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 197514240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (396168192).

197514240 is an abundant number, since it is smaller than the sum of its proper divisors (594822144).

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

197514240 is a wasteful number, since it uses less digits than its factorization.

197514240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213 (or 195 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 33.

The square root of 197514240 is about 14053.9759498869. The cubic root of 197514240 is about 582.3706381365.

The spelling of 197514240 in words is "one hundred ninety-seven million, five hundred fourteen thousand, two hundred forty".