672041473 has 2 divisors, whose sum is σ = 672041474. Its totient is φ = 672041472.

The previous prime is 672041449. The next prime is 672041477. The reversal of 672041473 is 374140276.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 452497984 + 219543489 = 21272^2 + 14817^2 .

It is a cyclic number.

It is not a de Polignac number, because 672041473 - 2⁵ = 672041441 is a prime.

It is not a weakly prime, because it can be changed into another prime (672041477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 336020736 + 336020737.

It is an arithmetic number, because the mean of its divisors is an integer number (336020737).

Almost surely, 2^672041473 is an apocalyptic number.

It is an amenable number.

672041473 is a deficient number, since it is larger than the sum of its proper divisors (1).

672041473 is an equidigital number, since it uses as much as digits as its factorization.

672041473 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28224, while the sum is 34.

The square root of 672041473 is about 25923.7627091439. The cubic root of 672041473 is about 875.9218466344.

The spelling of 672041473 in words is "six hundred seventy-two million, forty-one thousand, four hundred seventy-three".