420043084 has 6 divisors (see below), whose sum is σ = 735075404. Its totient is φ = 210021540.

The previous prime is 420043081. The next prime is 420043097. The reversal of 420043084 is 480340024.

It is not an unprimeable number, because it can be changed into a prime (420043081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52505382 + ... + 52505389.

Almost surely, 2^420043084 is an apocalyptic number.

It is an amenable number.

420043084 is a deficient number, since it is larger than the sum of its proper divisors (315032320).

420043084 is a wasteful number, since it uses less digits than its factorization.

420043084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105010775 (or 105010773 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

The square root of 420043084 is about 20494.9526469324. The cubic root of 420043084 is about 748.9128450350.

The spelling of 420043084 in words is "four hundred twenty million, forty-three thousand, eighty-four".