420004266 has 16 divisors (see below), whose sum is σ = 916373088. Its totient is φ = 127274000.

The previous prime is 420004241. The next prime is 420004301. The reversal of 420004266 is 662400024.

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 7 ways as a sum of consecutive naturals, for example, 3181785 + ... + 3181916.

It is an arithmetic number, because the mean of its divisors is an integer number (57273318).

Almost surely, 2^420004266 is an apocalyptic number.

420004266 is an abundant number, since it is smaller than the sum of its proper divisors (496368822).

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

420004266 is a wasteful number, since it uses less digits than its factorization.

420004266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6363717.

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 420004266 is about 20494.0056113977. The cubic root of 420004266 is about 748.8897742315.

It can be divided in two parts, 4200042 and 66, that multiplied together give a palindrome (277202772).

The spelling of 420004266 in words is "four hundred twenty million, four thousand, two hundred sixty-six".