403260673 has 2 divisors, whose sum is σ = 403260674. Its totient is φ = 403260672.

The previous prime is 403260667. The next prime is 403260821. The reversal of 403260673 is 376062304.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 401281024 + 1979649 = 20032^2 + 1407^2 .

It is a cyclic number.

It is not a de Polignac number, because 403260673 - 2²⁵ = 369706241 is a prime.

It is not a weakly prime, because it can be changed into another prime (403260643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201630336 + 201630337.

It is an arithmetic number, because the mean of its divisors is an integer number (201630337).

Almost surely, 2^403260673 is an apocalyptic number.

It is an amenable number.

403260673 is a deficient number, since it is larger than the sum of its proper divisors (1).

403260673 is an equidigital number, since it uses as much as digits as its factorization.

403260673 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18144, while the sum is 31.

The square root of 403260673 is about 20081.3513738493. The cubic root of 403260673 is about 738.8029544908.

The spelling of 403260673 in words is "four hundred three million, two hundred sixty thousand, six hundred seventy-three".