421805035 has 12 divisors (see below), whose sum is σ = 534210768. Its totient is φ = 319682448.

The previous prime is 421805011. The next prime is 421805047. The reversal of 421805035 is 530508124.

It is not a de Polignac number, because 421805035 - 2¹⁷ = 421673963 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 421804994 and 421805012.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 115039 + ... + 118648.

It is an arithmetic number, because the mean of its divisors is an integer number (44517564).

Almost surely, 2^421805035 is an apocalyptic number.

421805035 is a deficient number, since it is larger than the sum of its proper divisors (112405733).

421805035 is a wasteful number, since it uses less digits than its factorization.

421805035 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233730 (or 233711 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 28.

The square root of 421805035 is about 20537.8926621014. The cubic root of 421805035 is about 749.9585369671.

The spelling of 421805035 in words is "four hundred twenty-one million, eight hundred five thousand, thirty-five".