420730116 has 24 divisors (see below), whose sum is σ = 982037280. Its totient is φ = 140195712.

The previous prime is 420730111. The next prime is 420730153. The reversal of 420730116 is 611037024.

It is not an unprimeable number, because it can be changed into a prime (420730111) 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, 60255 + ... + 66873.

It is an arithmetic number, because the mean of its divisors is an integer number (40918220).

Almost surely, 2^420730116 is an apocalyptic number.

It is an amenable number.

420730116 is an abundant number, since it is smaller than the sum of its proper divisors (561307164).

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

420730116 is a wasteful number, since it uses less digits than its factorization.

420730116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11923 (or 11921 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 420730116 is about 20511.7068036768. The cubic root of 420730116 is about 749.3209355698.

The spelling of 420730116 in words is "four hundred twenty million, seven hundred thirty thousand, one hundred sixteen".