3661273 has 16 divisors (see below), whose sum is σ = 4834944. Its totient is φ = 2684160.

The previous prime is 3661271. The next prime is 3661277. The reversal of 3661273 is 3721663.

It is a cyclic number.

It is not a de Polignac number, because 3661273 - 2¹ = 3661271 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3661271) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 90 + ... + 2707.

It is an arithmetic number, because the mean of its divisors is an integer number (302184).

Almost surely, 2^3661273 is an apocalyptic number.

It is an amenable number.

3661273 is a deficient number, since it is larger than the sum of its proper divisors (1173671).

3661273 is a wasteful number, since it uses less digits than its factorization.

3661273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2832.

The product of its digits is 4536, while the sum is 28.

The square root of 3661273 is about 1913.4453219259. The cubic root of 3661273 is about 154.1265194056.

The spelling of 3661273 in words is "three million, six hundred sixty-one thousand, two hundred seventy-three".