1672079 has 2 divisors, whose sum is σ = 1672080. Its totient is φ = 1672078.

The previous prime is 1672063. The next prime is 1672081. The reversal of 1672079 is 9702761.

It is a strong prime.

It is an emirp because it is prime and its reverse (9702761) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1672079 - 2⁴ = 1672063 is a prime.

Together with 1672081, it forms a pair of twin primes.

It is a Chen prime.

It is a zygodrome in base 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1672009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 836039 + 836040.

It is an arithmetic number, because the mean of its divisors is an integer number (836040).

2^1672079 is an apocalyptic number.

1672079 is a deficient number, since it is larger than the sum of its proper divisors (1).

1672079 is an equidigital number, since it uses as much as digits as its factorization.

1672079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5292, while the sum is 32.

The square root of 1672079 is about 1293.0889373898. The cubic root of 1672079 is about 118.6913120900.

The spelling of 1672079 in words is "one million, six hundred seventy-two thousand, seventy-nine".