606266761 has 6 divisors (see below), whose sum is σ = 620695770. Its totient is φ = 592165728.

The previous prime is 606266747. The next prime is 606266789. The reversal of 606266761 is 167662606.

It can be written as a sum of positive squares in only one way, i.e., 594433161 + 11833600 = 24381^2 + 3440^2 .

It is not a de Polignac number, because 606266761 - 2¹⁵ = 606233993 is a prime.

It is a super-2 number, since 2×606266761² = 735118770986862242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (606266701) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 162096 + ... + 165793.

It is an arithmetic number, because the mean of its divisors is an integer number (103449295).

Almost surely, 2^606266761 is an apocalyptic number.

It is an amenable number.

606266761 is a deficient number, since it is larger than the sum of its proper divisors (14429009).

606266761 is an equidigital number, since it uses as much as digits as its factorization.

606266761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327975 (or 327932 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 40.

The square root of 606266761 is about 24622.4848664793. The cubic root of 606266761 is about 846.3589403071.

The spelling of 606266761 in words is "six hundred six million, two hundred sixty-six thousand, seven hundred sixty-one".