4672621 has 2 divisors, whose sum is σ = 4672622. Its totient is φ = 4672620.

The previous prime is 4672607. The next prime is 4672627. The reversal of 4672621 is 1262764.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2673225 + 1999396 = 1635^2 + 1414^2 .

It is a cyclic number.

It is not a de Polignac number, because 4672621 - 2¹¹ = 4670573 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4672621.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4672627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2336310 + 2336311.

It is an arithmetic number, because the mean of its divisors is an integer number (2336311).

Almost surely, 2^4672621 is an apocalyptic number.

It is an amenable number.

4672621 is a deficient number, since it is larger than the sum of its proper divisors (1).

4672621 is an equidigital number, since it uses as much as digits as its factorization.

4672621 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4032, while the sum is 28.

The square root of 4672621 is about 2161.6246205112. The cubic root of 4672621 is about 167.1809744039.

The spelling of 4672621 in words is "four million, six hundred seventy-two thousand, six hundred twenty-one".