1612673 has 4 divisors (see below), whose sum is σ = 1620528. Its totient is φ = 1604820.

The previous prime is 1612669. The next prime is 1612679. The reversal of 1612673 is 3762161.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3762161 = 13 ⋅289397.

It is a cyclic number.

It is not a de Polignac number, because 1612673 - 2² = 1612669 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1612679) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3611 + ... + 4032.

It is an arithmetic number, because the mean of its divisors is an integer number (405132).

2^1612673 is an apocalyptic number.

It is an amenable number.

1612673 is a deficient number, since it is larger than the sum of its proper divisors (7855).

1612673 is an equidigital number, since it uses as much as digits as its factorization.

1612673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7854.

The product of its digits is 1512, while the sum is 26.

The square root of 1612673 is about 1269.9106267765. The cubic root of 1612673 is about 117.2686984392.

Subtracting from 1612673 its product of digits (1512), we obtain a palindrome (1611161).

The spelling of 1612673 in words is "one million, six hundred twelve thousand, six hundred seventy-three".