197677632 has 112 divisors (see below), whose sum is σ = 562246272. Its totient is φ = 61071360.

The previous prime is 197677621. The next prime is 197677657. The reversal of 197677632 is 236776791.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 231318 + ... + 232170.

It is an arithmetic number, because the mean of its divisors is an integer number (5020056).

Almost surely, 2^197677632 is an apocalyptic number.

197677632 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 197677632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (281123136).

197677632 is an abundant number, since it is smaller than the sum of its proper divisors (364568640).

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

197677632 is a wasteful number, since it uses less digits than its factorization.

197677632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 956 (or 946 counting only the distinct ones).

The product of its digits is 666792, while the sum is 48.

The square root of 197677632 is about 14059.7877651122. The cubic root of 197677632 is about 582.5311809523.

The spelling of 197677632 in words is "one hundred ninety-seven million, six hundred seventy-seven thousand, six hundred thirty-two".