421848458 has 8 divisors (see below), whose sum is σ = 641441028. Its totient is φ = 208034784.

The previous prime is 421848443. The next prime is 421848461. The reversal of 421848458 is 854848124.

It can be written as a sum of positive squares in 2 ways, for example, as 421768369 + 80089 = 20537^2 + 283^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×421848458² = 355912243033955528, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1444541 + ... + 1444832.

Almost surely, 2^421848458 is an apocalyptic number.

421848458 is a deficient number, since it is larger than the sum of its proper divisors (219592570).

421848458 is a wasteful number, since it uses less digits than its factorization.

421848458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2889448.

The product of its digits is 327680, while the sum is 44.

The square root of 421848458 is about 20538.9497784088. The cubic root of 421848458 is about 749.9842710775.

The spelling of 421848458 in words is "four hundred twenty-one million, eight hundred forty-eight thousand, four hundred fifty-eight".