3498986 has 4 divisors (see below), whose sum is σ = 5248482. Its totient is φ = 1749492.

The previous prime is 3498973. The next prime is 3498997. The reversal of 3498986 is 6898943.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6898943 = 1223 ⋅5641.

It can be written as a sum of positive squares in only one way, i.e., 2356225 + 1142761 = 1535^2 + 1069^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 3498986.

It is an unprimeable number.

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, 874745 + ... + 874748.

Almost surely, 2^3498986 is an apocalyptic number.

3498986 is a deficient number, since it is larger than the sum of its proper divisors (1749496).

3498986 is a wasteful number, since it uses less digits than its factorization.

3498986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1749495.

The product of its digits is 373248, while the sum is 47.

The square root of 3498986 is about 1870.5576708565. The cubic root of 3498986 is about 151.8147847908.

The spelling of 3498986 in words is "three million, four hundred ninety-eight thousand, nine hundred eighty-six".