420606592 has 48 divisors (see below), whose sum is σ = 974746170. Its totient is φ = 180257280.

The previous prime is 420606581. The next prime is 420606617. The reversal of 420606592 is 295606024.

It can be written as a sum of positive squares in only one way, i.e., 381967936 + 38638656 = 19544^2 + 6216^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 27259 + ... + 39802.

Almost surely, 2^420606592 is an apocalyptic number.

It is an amenable number.

420606592 is an abundant number, since it is smaller than the sum of its proper divisors (554139578).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

420606592 is an equidigital number, since it uses as much as digits as its factorization.

420606592 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67089 (or 67070 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 420606592 is about 20508.6955216562. The cubic root of 420606592 is about 749.2475962520.

The spelling of 420606592 in words is "four hundred twenty million, six hundred six thousand, five hundred ninety-two".