3494866 has 4 divisors (see below), whose sum is σ = 5242302. Its totient is φ = 1747432.

The previous prime is 3494863. The next prime is 3494891. The reversal of 3494866 is 6684943.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6684943 = 53 ⋅126131.

It can be written as a sum of positive squares in only one way, i.e., 3478225 + 16641 = 1865^2 + 129^2 .

It is not an unprimeable number, because it can be changed into a prime (3494861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 873715 + ... + 873718.

Almost surely, 2^3494866 is an apocalyptic number.

3494866 is a deficient number, since it is larger than the sum of its proper divisors (1747436).

3494866 is a wasteful number, since it uses less digits than its factorization.

3494866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1747435.

The product of its digits is 124416, while the sum is 40.

The square root of 3494866 is about 1869.4560706259. The cubic root of 3494866 is about 151.7551748952.

The spelling of 3494866 in words is "three million, four hundred ninety-four thousand, eight hundred sixty-six".