3400531 has 2 divisors, whose sum is σ = 3400532. Its totient is φ = 3400530.

The previous prime is 3400517. The next prime is 3400543. The reversal of 3400531 is 1350043.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3400531 is a prime.

It is a super-2 number, since 2×3400531² = 23127222163922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3400231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1700265 + 1700266.

It is an arithmetic number, because the mean of its divisors is an integer number (1700266).

Almost surely, 2^3400531 is an apocalyptic number.

3400531 is a deficient number, since it is larger than the sum of its proper divisors (1).

3400531 is an equidigital number, since it uses as much as digits as its factorization.

3400531 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 180, while the sum is 16.

The square root of 3400531 is about 1844.0528734285. The cubic root of 3400531 is about 150.3772872702.

Adding to 3400531 its reverse (1350043), we get a palindrome (4750574).

The spelling of 3400531 in words is "three million, four hundred thousand, five hundred thirty-one".