421262316 has 96 divisors (see below), whose sum is σ = 1146055680. Its totient is φ = 133659072.

The previous prime is 421262291. The next prime is 421262351. The reversal of 421262316 is 613262124.

421262316 is a `hidden beast` number, since 4 + 21 + 2 + 623 + 16 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 421262316.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 186691 + ... + 188933.

It is an arithmetic number, because the mean of its divisors is an integer number (11938080).

Almost surely, 2^421262316 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 421262316, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (573027840).

421262316 is an abundant number, since it is smaller than the sum of its proper divisors (724793364).

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

421262316 is a wasteful number, since it uses less digits than its factorization.

421262316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2340 (or 2332 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

The square root of 421262316 is about 20524.6757830666. The cubic root of 421262316 is about 749.6367520964.

The spelling of 421262316 in words is "four hundred twenty-one million, two hundred sixty-two thousand, three hundred sixteen".