3685423 has 8 divisors (see below), whose sum is σ = 4245120. Its totient is φ = 3134040.

The previous prime is 3685417. The next prime is 3685427. The reversal of 3685423 is 3245863.

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

It is a de Polignac number, because none of the positive numbers 2^k-3685423 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3685427) 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, 1093 + ... + 2926.

It is an arithmetic number, because the mean of its divisors is an integer number (530640).

Almost surely, 2^3685423 is an apocalyptic number.

3685423 is a deficient number, since it is larger than the sum of its proper divisors (559697).

3685423 is a wasteful number, since it uses less digits than its factorization.

3685423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4157.

The product of its digits is 17280, while the sum is 31.

The square root of 3685423 is about 1919.7455560568. The cubic root of 3685423 is about 154.4646532951.

The spelling of 3685423 in words is "three million, six hundred eighty-five thousand, four hundred twenty-three".