420703116 has 48 divisors (see below), whose sum is σ = 1029853440. Its totient is φ = 133483840.

The previous prime is 420703079. The next prime is 420703133. The reversal of 420703116 is 611307024.

It is a super-2 number, since 2×420703116² = 353982223624218912, which contains 22 as substring.

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, 16195 + ... + 33221.

It is an arithmetic number, because the mean of its divisors is an integer number (21455280).

Almost surely, 2^420703116 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 420703116, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (514926720).

420703116 is an abundant number, since it is smaller than the sum of its proper divisors (609150324).

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

420703116 is a wasteful number, since it uses less digits than its factorization.

420703116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17134 (or 17132 counting only the distinct ones).

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

The square root of 420703116 is about 20511.0486323835. The cubic root of 420703116 is about 749.3049062141.

The spelling of 420703116 in words is "four hundred twenty million, seven hundred three thousand, one hundred sixteen".