1672270112 has 18 divisors (see below), whose sum is σ = 3292737273. Its totient is φ = 836019392.

The previous prime is 1672270111. The next prime is 1672270133. The reversal of 1672270112 is 2110722761.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 2 ways, for example, as 914699536 + 757570576 = 30244^2 + 27524^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=28916.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1672270111) 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 2 ways as a sum of consecutive naturals, for example, 227714 + ... + 234942.

Almost surely, 2^1672270112 is an apocalyptic number.

It is an amenable number.

1672270112 is a deficient number, since it is larger than the sum of its proper divisors (1620467161).

1672270112 is an frugal number, since it uses more digits than its factorization.

1672270112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14468 (or 7231 counting only the distinct ones).

The product of its (nonzero) digits is 2352, while the sum is 29.

The square root of 1672270112 is about 40893.3993695804. The cubic root of 1672270112 is about 1186.9583389981.

Adding to 1672270112 its reverse (2110722761), we get a palindrome (3782992873).

The spelling of 1672270112 in words is "one billion, six hundred seventy-two million, two hundred seventy thousand, one hundred twelve".