4461345 has 32 divisors (see below), whose sum is σ = 9066240. Its totient is φ = 2039040.

The previous prime is 4461341. The next prime is 4461377. The reversal of 4461345 is 5431644.

4461345 is a `hidden beast` number, since 4 + 4 + 613 + 45 = 666.

It is not a de Polignac number, because 4461345 - 2² = 4461341 is a prime.

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

It is not an unprimeable number, because it can be changed into a prime (4461341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1416 + ... + 3305.

It is an arithmetic number, because the mean of its divisors is an integer number (283320).

Almost surely, 2^4461345 is an apocalyptic number.

4461345 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4461345 is an abundant number, since it is smaller than the sum of its proper divisors (4604895).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4461345 is a wasteful number, since it uses less digits than its factorization.

4461345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4742 (or 4736 counting only the distinct ones).

The product of its digits is 5760, while the sum is 27.

The square root of 4461345 is about 2112.1896221694. The cubic root of 4461345 is about 164.6222764583.

Adding to 4461345 its reverse (5431644), we get a palindrome (9892989).

Subtracting 4461345 from its reverse (5431644), we obtain a cube (970299 = 99³).

The spelling of 4461345 in words is "four million, four hundred sixty-one thousand, three hundred forty-five".