9073661 has 4 divisors (see below), whose sum is σ = 9468192. Its totient is φ = 8679132.

The previous prime is 9073657. The next prime is 9073663. The reversal of 9073661 is 1663709.

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 9073661 - 2² = 9073657 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9073663) 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, 197231 + ... + 197276.

It is an arithmetic number, because the mean of its divisors is an integer number (2367048).

Almost surely, 2^9073661 is an apocalyptic number.

It is an amenable number.

9073661 is a deficient number, since it is larger than the sum of its proper divisors (394531).

9073661 is a wasteful number, since it uses less digits than its factorization.

9073661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 394530.

The product of its (nonzero) digits is 6804, while the sum is 32.

The square root of 9073661 is about 3012.2518155028. The cubic root of 9073661 is about 208.5743264884.

The spelling of 9073661 in words is "nine million, seventy-three thousand, six hundred sixty-one".