4728631 has 2 divisors, whose sum is σ = 4728632. Its totient is φ = 4728630.

The previous prime is 4728617. The next prime is 4728649. The reversal of 4728631 is 1368274.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4728631 - 2⁵ = 4728599 is a prime.

It is a super-2 number, since 2×4728631² = 44719902268322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4728593 and 4728602.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4728611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2364315 + 2364316.

It is an arithmetic number, because the mean of its divisors is an integer number (2364316).

Almost surely, 2^4728631 is an apocalyptic number.

4728631 is a deficient number, since it is larger than the sum of its proper divisors (1).

4728631 is an equidigital number, since it uses as much as digits as its factorization.

4728631 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8064, while the sum is 31.

The square root of 4728631 is about 2174.5415608813. The cubic root of 4728631 is about 167.8463140053.

The spelling of 4728631 in words is "four million, seven hundred twenty-eight thousand, six hundred thirty-one".