197068416 has 128 divisors (see below), whose sum is σ = 557850240. Its totient is φ = 61501440.

The previous prime is 197068411. The next prime is 197068429. The reversal of 197068416 is 614860791.

It is a tau number, because it is divible by the number of its divisors (128).

It is not an unprimeable number, because it can be changed into a prime (197068411) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 467886 + ... + 468306.

It is an arithmetic number, because the mean of its divisors is an integer number (4358205).

Almost surely, 2^197068416 is an apocalyptic number.

197068416 is a gapful number since it is divisible by the number (16) 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 197068416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (278925120).

197068416 is an abundant number, since it is smaller than the sum of its proper divisors (360781824).

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

197068416 is a wasteful number, since it uses less digits than its factorization.

197068416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 514 (or 502 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 42.

The square root of 197068416 is about 14038.1058551359. The cubic root of 197068416 is about 581.9321374328.

The spelling of 197068416 in words is "one hundred ninety-seven million, sixty-eight thousand, four hundred sixteen".