4624643 has 2 divisors, whose sum is σ = 4624644. Its totient is φ = 4624642.

The previous prime is 4624639. The next prime is 4624649. The reversal of 4624643 is 3464264.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4624643 - 2² = 4624639 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (4624649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2312321 + 2312322.

It is an arithmetic number, because the mean of its divisors is an integer number (2312322).

Almost surely, 2^4624643 is an apocalyptic number.

4624643 is a deficient number, since it is larger than the sum of its proper divisors (1).

4624643 is an equidigital number, since it uses as much as digits as its factorization.

4624643 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13824, while the sum is 29.

The square root of 4624643 is about 2150.4983143448. The cubic root of 4624643 is about 166.6068056136.

The spelling of 4624643 in words is "four million, six hundred twenty-four thousand, six hundred forty-three".