420100612 has 48 divisors (see below), whose sum is σ = 801964800. Its totient is φ = 191945600.

The previous prime is 420100609. The next prime is 420100661. The reversal of 420100612 is 216001024.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 268689 + ... + 270247.

It is an arithmetic number, because the mean of its divisors is an integer number (16707600).

Almost surely, 2^420100612 is an apocalyptic number.

It is an amenable number.

420100612 is a deficient number, since it is larger than the sum of its proper divisors (381864188).

420100612 is a wasteful number, since it uses less digits than its factorization.

420100612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1716 (or 1714 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 420100612 is about 20496.3560663841. The cubic root of 420100612 is about 748.9470331878.

Adding to 420100612 its reverse (216001024), we get a palindrome (636101636).

The spelling of 420100612 in words is "four hundred twenty million, one hundred thousand, six hundred twelve".