4905931 has 2 divisors, whose sum is σ = 4905932. Its totient is φ = 4905930.

The previous prime is 4905917. The next prime is 4905949. The reversal of 4905931 is 1395094.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4905931 - 2⁵ = 4905899 is a prime.

It is a super-2 number, since 2×4905931² = 48136317953522, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4905893 and 4905902.

It is not a weakly prime, because it can be changed into another prime (4905991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2452965 + 2452966.

It is an arithmetic number, because the mean of its divisors is an integer number (2452966).

Almost surely, 2^4905931 is an apocalyptic number.

4905931 is a deficient number, since it is larger than the sum of its proper divisors (1).

4905931 is an equidigital number, since it uses as much as digits as its factorization.

4905931 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4860, while the sum is 31.

The square root of 4905931 is about 2214.9336333173. The cubic root of 4905931 is about 169.9184268386.

The spelling of 4905931 in words is "four million, nine hundred five thousand, nine hundred thirty-one".