421262328 has 32 divisors (see below), whose sum is σ = 1062824400. Its totient is φ = 139131648.

The previous prime is 421262291. The next prime is 421262351. The reversal of 421262328 is 823262124.

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

It is a junction number, because it is equal to n+sod(n) for n = 421262295 and 421262304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77901 + ... + 83132.

Almost surely, 2^421262328 is an apocalyptic number.

It is an amenable number.

421262328 is an abundant number, since it is smaller than the sum of its proper divisors (641562072).

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

421262328 is a wasteful number, since it uses less digits than its factorization.

421262328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161151 (or 161147 counting only the distinct ones).

The product of its digits is 9216, while the sum is 30.

The square root of 421262328 is about 20524.6760753976. The cubic root of 421262328 is about 749.6367592144.

The spelling of 421262328 in words is "four hundred twenty-one million, two hundred sixty-two thousand, three hundred twenty-eight".