4197629 has 2 divisors, whose sum is σ = 4197630. Its totient is φ = 4197628.

The previous prime is 4197601. The next prime is 4197631. The reversal of 4197629 is 9267914.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4120900 + 76729 = 2030^2 + 277^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4197629 is a prime.

Together with 4197631, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 4197592 and 4197601.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4197829) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2098814 + 2098815.

It is an arithmetic number, because the mean of its divisors is an integer number (2098815).

Almost surely, 2^4197629 is an apocalyptic number.

It is an amenable number.

4197629 is a deficient number, since it is larger than the sum of its proper divisors (1).

4197629 is an equidigital number, since it uses as much as digits as its factorization.

4197629 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27216, while the sum is 38.

The square root of 4197629 is about 2048.8116067613. The cubic root of 4197629 is about 161.3124982580.

The spelling of 4197629 in words is "four million, one hundred ninety-seven thousand, six hundred twenty-nine".