672801079 has 2 divisors, whose sum is σ = 672801080. Its totient is φ = 672801078.

The previous prime is 672801053. The next prime is 672801113. The reversal of 672801079 is 970108276.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 672801079 - 2⁹ = 672800567 is a prime.

It is a super-2 number, since 2×672801079² = 905322583807128482, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (672811079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 336400539 + 336400540.

It is an arithmetic number, because the mean of its divisors is an integer number (336400540).

Almost surely, 2^672801079 is an apocalyptic number.

672801079 is a deficient number, since it is larger than the sum of its proper divisors (1).

672801079 is an equidigital number, since it uses as much as digits as its factorization.

672801079 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 42336, while the sum is 40.

The square root of 672801079 is about 25938.4093382767. The cubic root of 672801079 is about 876.2517394517.

The spelling of 672801079 in words is "six hundred seventy-two million, eight hundred one thousand, seventy-nine".