606401001 has 12 divisors (see below), whose sum is σ = 879843328. Its totient is φ = 402453144.

The previous prime is 606400981. The next prime is 606401011. The reversal of 606401001 is 100104606.

It is not a de Polignac number, because 606401001 - 2²² = 602206697 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (606401011) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 149065 + ... + 153078.

Almost surely, 2^606401001 is an apocalyptic number.

It is an amenable number.

606401001 is a deficient number, since it is larger than the sum of its proper divisors (273442327).

606401001 is a wasteful number, since it uses less digits than its factorization.

606401001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 302372 (or 302369 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 606401001 is about 24625.2106793018. The cubic root of 606401001 is about 846.4214028219.

Adding to 606401001 its reverse (100104606), we get a palindrome (706505607).

The spelling of 606401001 in words is "six hundred six million, four hundred one thousand, one".