3450857 has 4 divisors (see below), whose sum is σ = 3483216. Its totient is φ = 3418500.

The previous prime is 3450841. The next prime is 3450869. The reversal of 3450857 is 7580543.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 7580543 = 977 ⋅7759.

It is a cyclic number.

It is not a de Polignac number, because 3450857 - 2⁴ = 3450841 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3450817) 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 in 3 ways as a sum of consecutive naturals, for example, 16019 + ... + 16232.

It is an arithmetic number, because the mean of its divisors is an integer number (870804).

Almost surely, 2^3450857 is an apocalyptic number.

It is an amenable number.

3450857 is a deficient number, since it is larger than the sum of its proper divisors (32359).

3450857 is a wasteful number, since it uses less digits than its factorization.

3450857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32358.

The product of its (nonzero) digits is 16800, while the sum is 32.

The square root of 3450857 is about 1857.6482444209. The cubic root of 3450857 is about 151.1154913707.

The spelling of 3450857 in words is "three million, four hundred fifty thousand, eight hundred fifty-seven".