3712686 has 16 divisors (see below), whose sum is σ = 7496064. Its totient is φ = 1225784.

The previous prime is 3712679. The next prime is 3712697. The reversal of 3712686 is 6862173.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2250 + ... + 3533.

It is an arithmetic number, because the mean of its divisors is an integer number (468504).

Almost surely, 2^3712686 is an apocalyptic number.

3712686 is an abundant number, since it is smaller than the sum of its proper divisors (3783378).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3712686 is a wasteful number, since it uses less digits than its factorization.

3712686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5895.

The product of its digits is 12096, while the sum is 33.

The square root of 3712686 is about 1926.8331531298. The cubic root of 3712686 is about 154.8446031891.

The spelling of 3712686 in words is "three million, seven hundred twelve thousand, six hundred eighty-six".