1606326241 has 9 divisors (see below), whose sum is σ = 1739959059. Its totient is φ = 1482281736.

The previous prime is 1606326221. The next prime is 1606326257. The reversal of 1606326241 is 1426236061.

The square root of 1606326241 is 40079.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 237622225 + 1368704016 = 15415^2 + 36996^2 .

It is not a de Polignac number, because 1606326241 - 2¹⁷ = 1606195169 is a prime.

It is a super-3 number, since 3×1606326241³ (a number of 29 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1606326221) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 519486 + ... + 522568.

Almost surely, 2^1606326241 is an apocalyptic number.

1606326241 is the 40079-th square number.

1606326241 is the 20040-th centered octagonal number.

It is an amenable number.

1606326241 is a deficient number, since it is larger than the sum of its proper divisors (133632818).

1606326241 is an frugal number, since it uses more digits than its factorization.

1606326241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6192 (or 3096 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 31.

The cubic root of 1606326241 is about 1171.1465714941.

The spelling of 1606326241 in words is "one billion, six hundred six million, three hundred twenty-six thousand, two hundred forty-one".