421074585 has 32 divisors (see below), whose sum is σ = 758849280. Its totient is φ = 221491584.

The previous prime is 421074539. The next prime is 421074607. The reversal of 421074585 is 585470124.

421074585 is a `hidden beast` number, since 4 + 2 + 1 + 0 + 74 + 585 = 666.

It is not a de Polignac number, because 421074585 - 2¹¹ = 421072537 is a prime.

It is a super-2 number, since 2×421074585² = 354607612265844450, 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 31 ways as a sum of consecutive naturals, for example, 11509 + ... + 31218.

It is an arithmetic number, because the mean of its divisors is an integer number (23714040).

Almost surely, 2^421074585 is an apocalyptic number.

421074585 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

421074585 is a deficient number, since it is larger than the sum of its proper divisors (337774695).

421074585 is a wasteful number, since it uses less digits than its factorization.

421074585 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42814 (or 42808 counting only the distinct ones).

The product of its (nonzero) digits is 44800, while the sum is 36.

The square root of 421074585 is about 20520.1019734308. The cubic root of 421074585 is about 749.5253797108.

The spelling of 421074585 in words is "four hundred twenty-one million, seventy-four thousand, five hundred eighty-five".