420044708 has 36 divisors (see below), whose sum is σ = 756006300. Its totient is φ = 204190272.

The previous prime is 420044707. The next prime is 420044741. The reversal of 420044708 is 807440024.

It can be written as a sum of positive squares in 2 ways, for example, as 83028544 + 337016164 = 9112^2 + 18358^2 .

It is not an unprimeable number, because it can be changed into a prime (420044707) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2675366 + ... + 2675522.

It is an arithmetic number, because the mean of its divisors is an integer number (21000175).

Almost surely, 2^420044708 is an apocalyptic number.

It is an amenable number.

420044708 is a deficient number, since it is larger than the sum of its proper divisors (335961592).

420044708 is a wasteful number, since it uses less digits than its factorization.

420044708 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 444 (or 375 counting only the distinct ones).

The product of its (nonzero) digits is 7168, while the sum is 29.

The square root of 420044708 is about 20494.9922664050. The cubic root of 420044708 is about 748.9138102002.

The spelling of 420044708 in words is "four hundred twenty million, forty-four thousand, seven hundred eight".