41224545 has 20 divisors (see below), whose sum is σ = 73899540. Its totient is φ = 21986208.

The previous prime is 41224537. The next prime is 41224559. The reversal of 41224545 is 54542214.

41224545 is a `hidden beast` number, since 412 + 245 + 4 + 5 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 16184529 + 25040016 = 4023^2 + 5004^2 .

It is not a de Polignac number, because 41224545 - 2³ = 41224537 is a prime.

It is a super-2 number, since 2×41224545² = 3398926220914050, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 50490 + ... + 51299.

It is an arithmetic number, because the mean of its divisors is an integer number (3694977).

Almost surely, 2^41224545 is an apocalyptic number.

41224545 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

41224545 is a deficient number, since it is larger than the sum of its proper divisors (32674995).

41224545 is a wasteful number, since it uses less digits than its factorization.

41224545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101806 (or 101797 counting only the distinct ones).

The product of its digits is 6400, while the sum is 27.

The square root of 41224545 is about 6420.6343144583. The cubic root of 41224545 is about 345.4500742202.

Adding to 41224545 its reverse (54542214), we get a palindrome (95766759).

The spelling of 41224545 in words is "forty-one million, two hundred twenty-four thousand, five hundred forty-five".