4621005 has 24 divisors (see below), whose sum is σ = 8288280. Its totient is φ = 2378880.

The previous prime is 4620977. The next prime is 4621007. The reversal of 4621005 is 5001264.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 385641 + 4235364 = 621^2 + 2058^2 .

It is not a de Polignac number, because 4621005 - 2⁷ = 4620877 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4621007) 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, 466 + ... + 3075.

It is an arithmetic number, because the mean of its divisors is an integer number (345345).

Almost surely, 2^4621005 is an apocalyptic number.

4621005 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4621005 is a deficient number, since it is larger than the sum of its proper divisors (3667275).

4621005 is a wasteful number, since it uses less digits than its factorization.

4621005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3581 (or 3578 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 4621005 is about 2149.6522974658. The cubic root of 4621005 is about 166.5631067765.

Adding to 4621005 its reverse (5001264), we get a palindrome (9622269).

The spelling of 4621005 in words is "four million, six hundred twenty-one thousand, five".