3625031 has 2 divisors, whose sum is σ = 3625032. Its totient is φ = 3625030.

The previous prime is 3625003. The next prime is 3625033. The reversal of 3625031 is 1305263.

3625031 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3625031 is a prime.

It is a super-2 number, since 2×3625031² = 26281699501922, which contains 22 as substring.

Together with 3625033, it forms a pair of twin primes.

It is a Chen prime.

It is a plaindrome in base 12.

It is a junction number, because it is equal to n+sod(n) for n = 3624994 and 3625012.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3625033) 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, 1812515 + 1812516.

It is an arithmetic number, because the mean of its divisors is an integer number (1812516).

Almost surely, 2^3625031 is an apocalyptic number.

3625031 is a deficient number, since it is larger than the sum of its proper divisors (1).

3625031 is an equidigital number, since it uses as much as digits as its factorization.

3625031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 540, while the sum is 20.

The square root of 3625031 is about 1903.9514174474. The cubic root of 3625031 is about 153.6162791765.

The spelling of 3625031 in words is "three million, six hundred twenty-five thousand, thirty-one".