86925473 has 2 divisors, whose sum is σ = 86925474. Its totient is φ = 86925472.

The previous prime is 86925343. The next prime is 86925481. The reversal of 86925473 is 37452968.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 77141089 + 9784384 = 8783^2 + 3128^2 .

It is a cyclic number.

It is not a de Polignac number, because 86925473 - 2⁸ = 86925217 is a prime.

It is not a weakly prime, because it can be changed into another prime (86915473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43462736 + 43462737.

It is an arithmetic number, because the mean of its divisors is an integer number (43462737).

Almost surely, 2^86925473 is an apocalyptic number.

It is an amenable number.

86925473 is a deficient number, since it is larger than the sum of its proper divisors (1).

86925473 is an equidigital number, since it uses as much as digits as its factorization.

86925473 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 362880, while the sum is 44.

The square root of 86925473 is about 9323.3831306023. The cubic root of 86925473 is about 442.9782000901.

The spelling of 86925473 in words is "eighty-six million, nine hundred twenty-five thousand, four hundred seventy-three".