478696573 has 2 divisors, whose sum is σ = 478696574. Its totient is φ = 478696572.

The previous prime is 478696553. The next prime is 478696577. The reversal of 478696573 is 375696874.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 417262329 + 61434244 = 20427^2 + 7838^2 .

It is a cyclic number.

It is not a de Polignac number, because 478696573 - 2²¹ = 476599421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (478696577) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 239348286 + 239348287.

It is an arithmetic number, because the mean of its divisors is an integer number (239348287).

Almost surely, 2^478696573 is an apocalyptic number.

It is an amenable number.

478696573 is a deficient number, since it is larger than the sum of its proper divisors (1).

478696573 is an equidigital number, since it uses as much as digits as its factorization.

478696573 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7620480, while the sum is 55.

The square root of 478696573 is about 21879.1355633626. The cubic root of 478696573 is about 782.2641712958.

The spelling of 478696573 in words is "four hundred seventy-eight million, six hundred ninety-six thousand, five hundred seventy-three".