606042421 has 8 divisors (see below), whose sum is σ = 612743040. Its totient is φ = 599357712.

The previous prime is 606042413. The next prime is 606042431. The reversal of 606042421 is 124240606.

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

It is a cyclic number.

It is not a de Polignac number, because 606042421 - 2³ = 606042413 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (606042431) 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, 82911 + ... + 89923.

It is an arithmetic number, because the mean of its divisors is an integer number (76592880).

Almost surely, 2^606042421 is an apocalyptic number.

It is an amenable number.

606042421 is a deficient number, since it is larger than the sum of its proper divisors (6700619).

606042421 is a wasteful number, since it uses less digits than its factorization.

606042421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7955.

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

The square root of 606042421 is about 24617.9288527691. The cubic root of 606042421 is about 846.2545332477.

The spelling of 606042421 in words is "six hundred six million, forty-two thousand, four hundred twenty-one".