3689234 has 4 divisors (see below), whose sum is σ = 5533854. Its totient is φ = 1844616.

The previous prime is 3689209. The next prime is 3689237. The reversal of 3689234 is 4329863.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 3073009 + 616225 = 1753^2 + 785^2 .

It is a super-2 number, since 2×3689234² = 27220895013512, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3689194 and 3689203.

It is not an unprimeable number, because it can be changed into a prime (3689237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 922307 + ... + 922310.

Almost surely, 2^3689234 is an apocalyptic number.

3689234 is a deficient number, since it is larger than the sum of its proper divisors (1844620).

3689234 is a wasteful number, since it uses less digits than its factorization.

3689234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1844619.

The product of its digits is 31104, while the sum is 35.

The square root of 3689234 is about 1920.7378790454. The cubic root of 3689234 is about 154.5178775792.

The spelling of 3689234 in words is "three million, six hundred eighty-nine thousand, two hundred thirty-four".