4621231 has 2 divisors, whose sum is σ = 4621232. Its totient is φ = 4621230.

The previous prime is 4621219. The next prime is 4621259. The reversal of 4621231 is 1321264.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4621231 is a prime.

It is a super-2 number, since 2×4621231² = 42711551910722, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4621199 and 4621208.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4621261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2310615 + 2310616.

It is an arithmetic number, because the mean of its divisors is an integer number (2310616).

Almost surely, 2^4621231 is an apocalyptic number.

4621231 is a deficient number, since it is larger than the sum of its proper divisors (1).

4621231 is an equidigital number, since it uses as much as digits as its factorization.

4621231 is an evil number, because the sum of its binary digits is even.

The product of its digits is 288, while the sum is 19.

The square root of 4621231 is about 2149.7048634638. The cubic root of 4621231 is about 166.5658221057.

Adding to 4621231 its reverse (1321264), we get a palindrome (5942495).

The spelling of 4621231 in words is "four million, six hundred twenty-one thousand, two hundred thirty-one".