45566461 has 4 divisors (see below), whose sum is σ = 45582012. Its totient is φ = 45550912.

The previous prime is 45566449. The next prime is 45566483. The reversal of 45566461 is 16466554.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 34047225 + 11519236 = 5835^2 + 3394^2 .

It is a cyclic number.

It is not a de Polignac number, because 45566461 - 2¹³ = 45558269 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 45566461.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45566401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1900 + ... + 9733.

It is an arithmetic number, because the mean of its divisors is an integer number (11395503).

Almost surely, 2^45566461 is an apocalyptic number.

It is an amenable number.

45566461 is a deficient number, since it is larger than the sum of its proper divisors (15551).

45566461 is a wasteful number, since it uses less digits than its factorization.

45566461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15550.

The product of its digits is 86400, while the sum is 37.

The square root of 45566461 is about 6750.2934010308. The cubic root of 45566461 is about 357.1755865091.

The spelling of 45566461 in words is "forty-five million, five hundred sixty-six thousand, four hundred sixty-one".