606621201 has 4 divisors (see below), whose sum is σ = 808828272. Its totient is φ = 404414132.

The previous prime is 606621181. The next prime is 606621203. The reversal of 606621201 is 102126606.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 606621201 - 2⁶ = 606621137 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (606621203) 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, 101103531 + ... + 101103536.

It is an arithmetic number, because the mean of its divisors is an integer number (202207068).

Almost surely, 2^606621201 is an apocalyptic number.

It is an amenable number.

606621201 is a deficient number, since it is larger than the sum of its proper divisors (202207071).

606621201 is a wasteful number, since it uses less digits than its factorization.

606621201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202207070.

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 606621201 is about 24629.6813012268. The cubic root of 606621201 is about 846.5238429768.

Adding to 606621201 its reverse (102126606), we get a palindrome (708747807).

The spelling of 606621201 in words is "six hundred six million, six hundred twenty-one thousand, two hundred one".