4621505 has 16 divisors (see below), whose sum is σ = 6614784. Its totient is φ = 3030720.

The previous prime is 4621499. The next prime is 4621517. The reversal of 4621505 is 5051264.

It is not a de Polignac number, because 4621505 - 2¹⁴ = 4605121 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is an Ulam number.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2066 + ... + 3675.

It is an arithmetic number, because the mean of its divisors is an integer number (413424).

Almost surely, 2^4621505 is an apocalyptic number.

It is an amenable number.

4621505 is a deficient number, since it is larger than the sum of its proper divisors (1993279).

4621505 is a wasteful number, since it uses less digits than its factorization.

4621505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5776.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 4621505 is about 2149.7685921978. The cubic root of 4621505 is about 166.5691140231.

Adding to 4621505 its reverse (5051264), we get a palindrome (9672769).

The spelling of 4621505 in words is "four million, six hundred twenty-one thousand, five hundred five".