3916229 has 2 divisors, whose sum is σ = 3916230. Its totient is φ = 3916228.

The previous prime is 3916193. The next prime is 3916271. The reversal of 3916229 is 9226193.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3323329 + 592900 = 1823^2 + 770^2 .

It is an emirp because it is prime and its reverse (9226193) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3916229 is a prime.

It is equal to p₂₇₇₆₇₃ and since 3916229 and 277673 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 3916195 and 3916204.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3916529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1958114 + 1958115.

It is an arithmetic number, because the mean of its divisors is an integer number (1958115).

Almost surely, 2^3916229 is an apocalyptic number.

It is an amenable number.

3916229 is a deficient number, since it is larger than the sum of its proper divisors (1).

3916229 is an equidigital number, since it uses as much as digits as its factorization.

3916229 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5832, while the sum is 32.

The square root of 3916229 is about 1978.9464368699. The cubic root of 3916229 is about 157.6241265553.

The spelling of 3916229 in words is "three million, nine hundred sixteen thousand, two hundred twenty-nine".