420412104 has 48 divisors (see below), whose sum is σ = 1301277120. Its totient is φ = 120117600.

The previous prime is 420412099. The next prime is 420412117. The reversal of 420412104 is 401214024.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 416572 + ... + 417579.

It is an arithmetic number, because the mean of its divisors is an integer number (27109940).

Almost surely, 2^420412104 is an apocalyptic number.

It is an amenable number.

420412104 is an abundant number, since it is smaller than the sum of its proper divisors (880865016).

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

420412104 is a wasteful number, since it uses less digits than its factorization.

420412104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 834170 (or 834163 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 420412104 is about 20503.9533748982. The cubic root of 420412104 is about 749.1320947080.

Adding to 420412104 its reverse (401214024), we get a palindrome (821626128).

The spelling of 420412104 in words is "four hundred twenty million, four hundred twelve thousand, one hundred four".