3731685 has 8 divisors (see below), whose sum is σ = 5970720. Its totient is φ = 1990224.

The previous prime is 3731683. The next prime is 3731701. The reversal of 3731685 is 5861373.

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 3731685 - 2¹ = 3731683 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3731683) 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, 124375 + ... + 124404.

It is an arithmetic number, because the mean of its divisors is an integer number (746340).

Almost surely, 2^3731685 is an apocalyptic number.

It is an amenable number.

3731685 is a deficient number, since it is larger than the sum of its proper divisors (2239035).

3731685 is a wasteful number, since it uses less digits than its factorization.

3731685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248787.

The product of its digits is 15120, while the sum is 33.

The square root of 3731685 is about 1931.7569722923. The cubic root of 3731685 is about 155.1082836828.

It can be divided in two parts, 37316 and 85, that added together give a triangular number (37401 = T₂₇₃).

The spelling of 3731685 in words is "three million, seven hundred thirty-one thousand, six hundred eighty-five".