3689457 has 8 divisors (see below), whose sum is σ = 4929600. Its totient is φ = 2454480.

The previous prime is 3689423. The next prime is 3689461. The reversal of 3689457 is 7549863.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3689457 - 2¹⁴ = 3673073 is a prime.

It is a super-2 number, since 2×3689457² = 27224185909698, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3689417) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 919 + ... + 2867.

It is an arithmetic number, because the mean of its divisors is an integer number (616200).

Almost surely, 2^3689457 is an apocalyptic number.

It is an amenable number.

3689457 is a deficient number, since it is larger than the sum of its proper divisors (1240143).

3689457 is a wasteful number, since it uses less digits than its factorization.

3689457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2583.

The product of its digits is 181440, while the sum is 42.

The square root of 3689457 is about 1920.7959287754. The cubic root of 3689457 is about 154.5209908535.

The spelling of 3689457 in words is "three million, six hundred eighty-nine thousand, four hundred fifty-seven".