4620641 has 4 divisors (see below), whose sum is σ = 4657152. Its totient is φ = 4584132.

The previous prime is 4620611. The next prime is 4620673. The reversal of 4620641 is 1460264.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4620641 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4620601) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18065 + ... + 18318.

It is an arithmetic number, because the mean of its divisors is an integer number (1164288).

Almost surely, 2^4620641 is an apocalyptic number.

It is an amenable number.

4620641 is a deficient number, since it is larger than the sum of its proper divisors (36511).

4620641 is a wasteful number, since it uses less digits than its factorization.

4620641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36510.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 4620641 is about 2149.5676309435. The cubic root of 4620641 is about 166.5587332284.

The spelling of 4620641 in words is "four million, six hundred twenty thousand, six hundred forty-one".