3397531 has 2 divisors, whose sum is σ = 3397532. Its totient is φ = 3397530.

The previous prime is 3397519. The next prime is 3397549. The reversal of 3397531 is 1357933.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3397531 - 2⁷ = 3397403 is a prime.

It is a super-2 number, since 2×3397531² = 23086433791922, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 3397493 and 3397502.

It is not a weakly prime, because it can be changed into another prime (3397591) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1698765 + 1698766.

It is an arithmetic number, because the mean of its divisors is an integer number (1698766).

Almost surely, 2^3397531 is an apocalyptic number.

3397531 is a deficient number, since it is larger than the sum of its proper divisors (1).

3397531 is an equidigital number, since it uses as much as digits as its factorization.

3397531 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8505, while the sum is 31.

The square root of 3397531 is about 1843.2392682449. The cubic root of 3397531 is about 150.3330525519. Note that the first 3 decimals are identical.

The spelling of 3397531 in words is "three million, three hundred ninety-seven thousand, five hundred thirty-one".