3406531 has 2 divisors, whose sum is σ = 3406532. Its totient is φ = 3406530.

The previous prime is 3406523. The next prime is 3406541. The reversal of 3406531 is 1356043.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3406531 - 2³ = 3406523 is a prime.

It is a super-2 number, since 2×3406531² = 23208906907922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3406541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1703265 + 1703266.

It is an arithmetic number, because the mean of its divisors is an integer number (1703266).

Almost surely, 2^3406531 is an apocalyptic number.

3406531 is a deficient number, since it is larger than the sum of its proper divisors (1).

3406531 is an equidigital number, since it uses as much as digits as its factorization.

3406531 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 3406531 is about 1845.6790078451. The cubic root of 3406531 is about 150.4656787187.

The spelling of 3406531 in words is "three million, four hundred six thousand, five hundred thirty-one".