478042333 has 2 divisors, whose sum is σ = 478042334. Its totient is φ = 478042332.

The previous prime is 478042307. The next prime is 478042339. The reversal of 478042333 is 333240874.

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., 264940729 + 213101604 = 16277^2 + 14598^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-478042333 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (478042339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 239021166 + 239021167.

It is an arithmetic number, because the mean of its divisors is an integer number (239021167).

Almost surely, 2^478042333 is an apocalyptic number.

It is an amenable number.

478042333 is a deficient number, since it is larger than the sum of its proper divisors (1).

478042333 is an equidigital number, since it uses as much as digits as its factorization.

478042333 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48384, while the sum is 34.

The square root of 478042333 is about 21864.1792208169. The cubic root of 478042333 is about 781.9076323989.

The spelling of 478042333 in words is "four hundred seventy-eight million, forty-two thousand, three hundred thirty-three".