420426052 has 12 divisors (see below), whose sum is σ = 736405180. Its totient is φ = 210024576.

The previous prime is 420426047. The next prime is 420426059. The reversal of 420426052 is 250624024.

It can be written as a sum of positive squares in 2 ways, for example, as 76842756 + 343583296 = 8766^2 + 18536^2 .

It is not an unprimeable number, because it can be changed into a prime (420426059) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42033 + ... + 51064.

Almost surely, 2^420426052 is an apocalyptic number.

It is an amenable number.

420426052 is a deficient number, since it is larger than the sum of its proper divisors (315979128).

420426052 is a wasteful number, since it uses less digits than its factorization.

420426052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94230 (or 94228 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 420426052 is about 20504.2935016060. The cubic root of 420426052 is about 749.1403792608.

The spelling of 420426052 in words is "four hundred twenty million, four hundred twenty-six thousand, fifty-two".