421446606 has 32 divisors (see below), whose sum is σ = 969232128. Its totient is φ = 119672640.

The previous prime is 421446601. The next prime is 421446653. The reversal of 421446606 is 606644124.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421446601) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23935 + ... + 37626.

It is an arithmetic number, because the mean of its divisors is an integer number (30288504).

Almost surely, 2^421446606 is an apocalyptic number.

421446606 is an abundant number, since it is smaller than the sum of its proper divisors (547785522).

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

421446606 is a wasteful number, since it uses less digits than its factorization.

421446606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61736.

The product of its (nonzero) digits is 27648, while the sum is 33.

The square root of 421446606 is about 20529.1647662539. The cubic root of 421446606 is about 749.7460509117.

The spelling of 421446606 in words is "four hundred twenty-one million, four hundred forty-six thousand, six hundred six".