3597947 has 2 divisors, whose sum is σ = 3597948. Its totient is φ = 3597946.

The previous prime is 3597941. The next prime is 3597949. The reversal of 3597947 is 7497953.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3597947 - 2⁶ = 3597883 is a prime.

It is a super-2 number, since 2×3597947² = 25890445229618, which contains 22 as substring.

Together with 3597949, 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 = 3597898 and 3597907.

It is not a weakly prime, because it can be changed into another prime (3597941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1798973 + 1798974.

It is an arithmetic number, because the mean of its divisors is an integer number (1798974).

Almost surely, 2^3597947 is an apocalyptic number.

3597947 is a deficient number, since it is larger than the sum of its proper divisors (1).

3597947 is an equidigital number, since it uses as much as digits as its factorization.

3597947 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 238140, while the sum is 44.

The square root of 3597947 is about 1896.8255059441. The cubic root of 3597947 is about 153.2327469895.

Subtracting from 3597947 its sum of digits (44), we obtain a triangular number (3597903 = T₂₆₈₂).

The spelling of 3597947 in words is "three million, five hundred ninety-seven thousand, nine hundred forty-seven".