421013086 has 16 divisors (see below), whose sum is σ = 695916144. Its totient is φ = 189794304.

The previous prime is 421013083. The next prime is 421013113. The reversal of 421013086 is 680310124.

It is a self number, because there is not a number n which added to its sum of digits gives 421013086.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421013083) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 187171 + ... + 189406.

It is an arithmetic number, because the mean of its divisors is an integer number (43494759).

Almost surely, 2^421013086 is an apocalyptic number.

421013086 is a deficient number, since it is larger than the sum of its proper divisors (274903058).

421013086 is a wasteful number, since it uses less digits than its factorization.

421013086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 376635.

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 421013086 is about 20518.6034125132. The cubic root of 421013086 is about 749.4888879132.

The spelling of 421013086 in words is "four hundred twenty-one million, thirteen thousand, eighty-six".