420426027 has 18 divisors (see below), whose sum is σ = 706430868. Its totient is φ = 240243192.

The previous prime is 420425987. The next prime is 420426047. The reversal of 420426027 is 720624024.

It is a happy number.

It is not a de Polignac number, because 420426027 - 2⁸ = 420425771 is a prime.

It is not an unprimeable number, because it can be changed into a prime (420426047) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 476233 + ... + 477114.

Almost surely, 2^420426027 is an apocalyptic number.

420426027 is a deficient number, since it is larger than the sum of its proper divisors (286004841).

420426027 is a wasteful number, since it uses less digits than its factorization.

420426027 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 953367 (or 953357 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 27.

The square root of 420426027 is about 20504.2928919775. The cubic root of 420426027 is about 749.1403644120.

The spelling of 420426027 in words is "four hundred twenty million, four hundred twenty-six thousand, twenty-seven".