1672235 has 4 divisors (see below), whose sum is σ = 2006688. Its totient is φ = 1337784.

The previous prime is 1672219. The next prime is 1672243. The reversal of 1672235 is 5322761.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1672235 - 2⁴ = 1672219 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 167219 + ... + 167228.

It is an arithmetic number, because the mean of its divisors is an integer number (501672).

2^1672235 is an apocalyptic number.

1672235 is a deficient number, since it is larger than the sum of its proper divisors (334453).

1672235 is an equidigital number, since it uses as much as digits as its factorization.

1672235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334452.

The product of its digits is 2520, while the sum is 26.

The square root of 1672235 is about 1293.1492566599. The cubic root of 1672235 is about 118.6950031574.

Adding to 1672235 its reverse (5322761), we get a palindrome (6994996).

The spelling of 1672235 in words is "one million, six hundred seventy-two thousand, two hundred thirty-five".