420422412 has 24 divisors (see below), whose sum is σ = 982344496. Its totient is φ = 139946688.

The previous prime is 420422411. The next prime is 420422459. The reversal of 420422412 is 214224024.

It is not an unprimeable number, because it can be changed into a prime (420422411) 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, 15103 + ... + 32694.

Almost surely, 2^420422412 is an apocalyptic number.

It is an amenable number.

420422412 is an abundant number, since it is smaller than the sum of its proper divisors (561922084).

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

420422412 is a wasteful number, since it uses less digits than its factorization.

420422412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48537 (or 48535 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 21.

The square root of 420422412 is about 20504.2047395162. The cubic root of 420422412 is about 749.1382172644.

Adding to 420422412 its reverse (214224024), we get a palindrome (634646436).

The spelling of 420422412 in words is "four hundred twenty million, four hundred twenty-two thousand, four hundred twelve".