3455531 has 2 divisors, whose sum is σ = 3455532. Its totient is φ = 3455530.

The previous prime is 3455527. The next prime is 3455533. The reversal of 3455531 is 1355543.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3455531 - 2² = 3455527 is a prime.

It is a super-2 number, since 2×3455531² = 23881388983922, which contains 22 as substring.

Together with 3455533, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3455531.

It is not a weakly prime, because it can be changed into another prime (3455533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1727765 + 1727766.

It is an arithmetic number, because the mean of its divisors is an integer number (1727766).

Almost surely, 2^3455531 is an apocalyptic number.

3455531 is a deficient number, since it is larger than the sum of its proper divisors (1).

3455531 is an equidigital number, since it uses as much as digits as its factorization.

3455531 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4500, while the sum is 26.

The square root of 3455531 is about 1858.9058609838. The cubic root of 3455531 is about 151.1836865232.

The spelling of 3455531 in words is "three million, four hundred fifty-five thousand, five hundred thirty-one".