3066761 has 6 divisors (see below), whose sum is σ = 3123162. Its totient is φ = 3011360.

The previous prime is 3066743. The next prime is 3066769. The reversal of 3066761 is 1676603.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 2175625 + 891136 = 1475^2 + 944^2 .

It is not a de Polignac number, because 3066761 - 2¹⁰ = 3065737 is a prime.

It is a super-2 number, since 2×3066761² = 18810046062242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3066769) 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, 3041 + ... + 3921.

It is an arithmetic number, because the mean of its divisors is an integer number (520527).

Almost surely, 2^3066761 is an apocalyptic number.

It is an amenable number.

3066761 is a deficient number, since it is larger than the sum of its proper divisors (56401).

3066761 is an frugal number, since it uses more digits than its factorization.

3066761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 999 (or 940 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 29.

The square root of 3066761 is about 1751.2170053994. The cubic root of 3066761 is about 145.2869624294.

The spelling of 3066761 in words is "three million, sixty-six thousand, seven hundred sixty-one".