326473087 has 2 divisors, whose sum is σ = 326473088. Its totient is φ = 326473086.

The previous prime is 326473079. The next prime is 326473141. The reversal of 326473087 is 780374623.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 326473087 - 2³ = 326473079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (326473027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 163236543 + 163236544.

It is an arithmetic number, because the mean of its divisors is an integer number (163236544).

Almost surely, 2^326473087 is an apocalyptic number.

326473087 is a deficient number, since it is larger than the sum of its proper divisors (1).

326473087 is an equidigital number, since it uses as much as digits as its factorization.

326473087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 169344, while the sum is 40.

The square root of 326473087 is about 18068.5662685228. The cubic root of 326473087 is about 688.5716352634.

The spelling of 326473087 in words is "three hundred twenty-six million, four hundred seventy-three thousand, eighty-seven".