1672177232 has 80 divisors (see below), whose sum is σ = 3773329920. Its totient is φ = 709833600.

The previous prime is 1672177187. The next prime is 1672177237. The reversal of 1672177232 is 2327712761.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1672177237) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 233903 + ... + 240945.

It is an arithmetic number, because the mean of its divisors is an integer number (47166624).

Almost surely, 2^1672177232 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1672177232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1886664960).

1672177232 is an abundant number, since it is smaller than the sum of its proper divisors (2101152688).

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

1672177232 is a wasteful number, since it uses less digits than its factorization.

1672177232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7152 (or 7146 counting only the distinct ones).

The product of its digits is 49392, while the sum is 38.

The square root of 1672177232 is about 40892.2637182145. The cubic root of 1672177232 is about 1186.9363635348.

Adding to 1672177232 its reverse (2327712761), we get a palindrome (3999889993).

The spelling of 1672177232 in words is "one billion, six hundred seventy-two million, one hundred seventy-seven thousand, two hundred thirty-two".