420025204 has 24 divisors (see below), whose sum is σ = 754883360. Its totient is φ = 204380064.

The previous prime is 420025201. The next prime is 420025223. The reversal of 420025204 is 402520024.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420025201) 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, 44362 + ... + 52990.

Almost surely, 2^420025204 is an apocalyptic number.

It is an amenable number.

420025204 is a deficient number, since it is larger than the sum of its proper divisors (334858156).

420025204 is a wasteful number, since it uses less digits than its factorization.

420025204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8959 (or 8957 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 19.

The square root of 420025204 is about 20494.5164373303. The cubic root of 420025204 is about 748.9022185444.

Adding to 420025204 its reverse (402520024), we get a palindrome (822545228).

The spelling of 420025204 in words is "four hundred twenty million, twenty-five thousand, two hundred four".