421126206 has 16 divisors (see below), whose sum is σ = 843091200. Its totient is φ = 140235608.

The previous prime is 421126201. The next prime is 421126231. The reversal of 421126206 is 602621124.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421126201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28326 + ... + 40553.

It is an arithmetic number, because the mean of its divisors is an integer number (52693200).

Almost surely, 2^421126206 is an apocalyptic number.

421126206 is an abundant number, since it is smaller than the sum of its proper divisors (421964994).

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

421126206 is a wasteful number, since it uses less digits than its factorization.

421126206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69903.

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 421126206 is about 20521.3597502700. The cubic root of 421126206 is about 749.5560074349.

The spelling of 421126206 in words is "four hundred twenty-one million, one hundred twenty-six thousand, two hundred six".