197698752 has 112 divisors (see below), whose sum is σ = 585216000. Its totient is φ = 65445120.

The previous prime is 197698751. The next prime is 197698783. The reversal of 197698752 is 257896791.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (197698751) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 329749 + ... + 330347.

Almost surely, 2^197698752 is an apocalyptic number.

197698752 is a gapful number since it is divisible by the number (12) 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 197698752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (292608000).

197698752 is an abundant number, since it is smaller than the sum of its proper divisors (387517248).

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

197698752 is a wasteful number, since it uses less digits than its factorization.

197698752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 811 (or 795 counting only the distinct ones).

The product of its digits is 1905120, while the sum is 54.

The square root of 197698752 is about 14060.5388232457. The cubic root of 197698752 is about 582.5519262102.

The spelling of 197698752 in words is "one hundred ninety-seven million, six hundred ninety-eight thousand, seven hundred fifty-two".