428379283 has 2 divisors, whose sum is σ = 428379284. Its totient is φ = 428379282.

The previous prime is 428379269. The next prime is 428379293. The reversal of 428379283 is 382973824.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 428379283 - 2⁵ = 428379251 is a prime.

It is not a weakly prime, because it can be changed into another prime (428379233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 214189641 + 214189642.

It is an arithmetic number, because the mean of its divisors is an integer number (214189642).

Almost surely, 2^428379283 is an apocalyptic number.

428379283 is a deficient number, since it is larger than the sum of its proper divisors (1).

428379283 is an equidigital number, since it uses as much as digits as its factorization.

428379283 is an evil number, because the sum of its binary digits is even.

The product of its digits is 580608, while the sum is 46.

The square root of 428379283 is about 20697.3255035524. The cubic root of 428379283 is about 753.8347494379.

The spelling of 428379283 in words is "four hundred twenty-eight million, three hundred seventy-nine thousand, two hundred eighty-three".