672080767 has 2 divisors, whose sum is σ = 672080768. Its totient is φ = 672080766.

The previous prime is 672080753. The next prime is 672080779. The reversal of 672080767 is 767080276.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-672080767 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (672080467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 336040383 + 336040384.

It is an arithmetic number, because the mean of its divisors is an integer number (336040384).

Almost surely, 2^672080767 is an apocalyptic number.

672080767 is a deficient number, since it is larger than the sum of its proper divisors (1).

672080767 is an equidigital number, since it uses as much as digits as its factorization.

672080767 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 197568, while the sum is 43.

The square root of 672080767 is about 25924.5205741591. The cubic root of 672080767 is about 875.9389179034.

The spelling of 672080767 in words is "six hundred seventy-two million, eighty thousand, seven hundred sixty-seven".