420327603 has 8 divisors (see below), whose sum is σ = 622707600. Its totient is φ = 280218384.

The previous prime is 420327587. The next prime is 420327629. The reversal of 420327603 is 306723024.

420327603 is a `hidden beast` number, since 4 + 20 + 32 + 7 + 603 = 666.

It is not a de Polignac number, because 420327603 - 2⁴ = 420327587 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 15567689 = 420327603 / (4 + 2 + 0 + 3 + 2 + 7 + 6 + 0 + 3).

It is not an unprimeable number, because it can be changed into a prime (420327643) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7783818 + ... + 7783871.

It is an arithmetic number, because the mean of its divisors is an integer number (77838450).

Almost surely, 2^420327603 is an apocalyptic number.

420327603 is a deficient number, since it is larger than the sum of its proper divisors (202379997).

420327603 is a wasteful number, since it uses less digits than its factorization.

420327603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15567698 (or 15567692 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 27.

The square root of 420327603 is about 20501.8926687270. The cubic root of 420327603 is about 749.0819005832.

The spelling of 420327603 in words is "four hundred twenty million, three hundred twenty-seven thousand, six hundred three".