1672353232 has 80 divisors (see below), whose sum is σ = 3685424832. Its totient is φ = 728386560.

The previous prime is 1672353173. The next prime is 1672353233. The reversal of 1672353232 is 2323532761.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1672353233) 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, 434388 + ... + 438220.

Almost surely, 2^1672353232 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 1672353232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1842712416).

1672353232 is an abundant number, since it is smaller than the sum of its proper divisors (2013071600).

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

1672353232 is a wasteful number, since it uses less digits than its factorization.

1672353232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3956 (or 3950 counting only the distinct ones).

The product of its digits is 45360, while the sum is 34.

The square root of 1672353232 is about 40894.4156578866. The cubic root of 1672353232 is about 1186.9780045497.

Adding to 1672353232 its reverse (2323532761), we get a palindrome (3995885993).

The spelling of 1672353232 in words is "one billion, six hundred seventy-two million, three hundred fifty-three thousand, two hundred thirty-two".