4624381 has 2 divisors, whose sum is σ = 4624382. Its totient is φ = 4624380.

The previous prime is 4624343. The next prime is 4624387. The reversal of 4624381 is 1834264.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3644281 + 980100 = 1909^2 + 990^2 .

It is a cyclic number.

It is not a de Polignac number, because 4624381 - 2⁹ = 4623869 is a prime.

It is a super-2 number, since 2×4624381² = 42769799266322, which contains 22 as substring.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4624387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2312190 + 2312191.

It is an arithmetic number, because the mean of its divisors is an integer number (2312191).

Almost surely, 2^4624381 is an apocalyptic number.

It is an amenable number.

4624381 is a deficient number, since it is larger than the sum of its proper divisors (1).

4624381 is an equidigital number, since it uses as much as digits as its factorization.

4624381 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4608, while the sum is 28.

The square root of 4624381 is about 2150.4373973683. The cubic root of 4624381 is about 166.6036592945.

It can be divided in two parts, 4624 and 381, that added together give a palindrome (5005).

The spelling of 4624381 in words is "four million, six hundred twenty-four thousand, three hundred eighty-one".