45218241 has 24 divisors (see below), whose sum is σ = 67226016. Its totient is φ = 29272320.

The previous prime is 45218231. The next prime is 45218269. The reversal of 45218241 is 14281254.

It is not a de Polignac number, because 45218241 - 2⁹ = 45217729 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45218231) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 127921 + ... + 128273.

It is an arithmetic number, because the mean of its divisors is an integer number (2801084).

Almost surely, 2^45218241 is an apocalyptic number.

It is an amenable number.

45218241 is a deficient number, since it is larger than the sum of its proper divisors (22007775).

45218241 is a wasteful number, since it uses less digits than its factorization.

45218241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 733 (or 730 counting only the distinct ones).

The product of its digits is 2560, while the sum is 27.

The square root of 45218241 is about 6724.4509813069. The cubic root of 45218241 is about 356.2634107602.

Adding to 45218241 its reverse (14281254), we get a palindrome (59499495).

The spelling of 45218241 in words is "forty-five million, two hundred eighteen thousand, two hundred forty-one".