45661441 has 8 divisors (see below), whose sum is σ = 53595200. Its totient is φ = 38080368.

The previous prime is 45661391. The next prime is 45661471. The reversal of 45661441 is 14416654.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 45661441 - 2¹³ = 45653249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45661471) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87891 + ... + 88408.

It is an arithmetic number, because the mean of its divisors is an integer number (6699400).

Almost surely, 2^45661441 is an apocalyptic number.

It is an amenable number.

45661441 is a deficient number, since it is larger than the sum of its proper divisors (7933759).

45661441 is a wasteful number, since it uses less digits than its factorization.

45661441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176343.

The product of its digits is 11520, while the sum is 31.

The square root of 45661441 is about 6757.3249884847. The cubic root of 45661441 is about 357.4235831908.

The spelling of 45661441 in words is "forty-five million, six hundred sixty-one thousand, four hundred forty-one".