3689498 has 4 divisors (see below), whose sum is σ = 5534250. Its totient is φ = 1844748.

The previous prime is 3689479. The next prime is 3689501. The reversal of 3689498 is 8949863.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8949863 = 13 ⋅688451.

It can be written as a sum of positive squares in only one way, i.e., 3659569 + 29929 = 1913^2 + 173^2 .

It is a super-2 number, since 2×3689498² = 27224790984008, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 922373 + ... + 922376.

Almost surely, 2^3689498 is an apocalyptic number.

3689498 is a deficient number, since it is larger than the sum of its proper divisors (1844752).

3689498 is a wasteful number, since it uses less digits than its factorization.

3689498 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1844751.

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

The square root of 3689498 is about 1920.8066014047. The cubic root of 3689498 is about 154.5215632356.

It can be divided in two parts, 368949 and 8, that multiplied together give a palindrome (2951592).

The spelling of 3689498 in words is "three million, six hundred eighty-nine thousand, four hundred ninety-eight".