420412606 has 8 divisors (see below), whose sum is σ = 645999984. Its totient is φ = 205079280.

The previous prime is 420412579. The next prime is 420412609. The reversal of 420412606 is 606214024.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×420412606² = 353493518567422472, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420412609) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2563410 + ... + 2563573.

It is an arithmetic number, because the mean of its divisors is an integer number (80749998).

Almost surely, 2^420412606 is an apocalyptic number.

420412606 is a deficient number, since it is larger than the sum of its proper divisors (225587378).

420412606 is a wasteful number, since it uses less digits than its factorization.

420412606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5127026.

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 420412606 is about 20503.9656164363. The cubic root of 420412606 is about 749.1323928790.

The spelling of 420412606 in words is "four hundred twenty million, four hundred twelve thousand, six hundred six".