3440858 has 4 divisors (see below), whose sum is σ = 5161290. Its totient is φ = 1720428.

The previous prime is 3440849. The next prime is 3440861. The reversal of 3440858 is 8580443.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8580443 = 61 ⋅140663.

It can be written as a sum of positive squares in only one way, i.e., 2982529 + 458329 = 1727^2 + 677^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 860213 + ... + 860216.

Almost surely, 2^3440858 is an apocalyptic number.

3440858 is a deficient number, since it is larger than the sum of its proper divisors (1720432).

3440858 is a wasteful number, since it uses less digits than its factorization.

3440858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1720431.

The product of its (nonzero) digits is 15360, while the sum is 32.

The square root of 3440858 is about 1854.9549859767. The cubic root of 3440858 is about 150.9693957244.

The spelling of 3440858 in words is "three million, four hundred forty thousand, eight hundred fifty-eight".