4613445 has 24 divisors (see below), whose sum is σ = 8059896. Its totient is φ = 2441088.

The previous prime is 4613437. The next prime is 4613449. The reversal of 4613445 is 5443164.

4613445 is a `hidden beast` number, since 4 + 613 + 4 + 45 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 25281 + 4588164 = 159^2 + 2142^2 .

It is not a de Polignac number, because 4613445 - 2³ = 4613437 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4613449) 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, 6739 + ... + 7391.

It is an arithmetic number, because the mean of its divisors is an integer number (335829).

Almost surely, 2^4613445 is an apocalyptic number.

4613445 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4613445 is a deficient number, since it is larger than the sum of its proper divisors (3446451).

4613445 is a wasteful number, since it uses less digits than its factorization.

4613445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 821 (or 818 counting only the distinct ones).

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

The square root of 4613445 is about 2147.8931537672. The cubic root of 4613445 is about 166.4722243524.

The spelling of 4613445 in words is "four million, six hundred thirteen thousand, four hundred forty-five".