3696861 has 8 divisors (see below), whose sum is σ = 5633344. Its totient is φ = 2112480.

The previous prime is 3696853. The next prime is 3696863. The reversal of 3696861 is 1686963.

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 3696861 - 2³ = 3696853 is a prime.

It is a Duffinian number.

3696861 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3696863) 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, 88000 + ... + 88041.

It is an arithmetic number, because the mean of its divisors is an integer number (704168).

Almost surely, 2^3696861 is an apocalyptic number.

It is an amenable number.

3696861 is a deficient number, since it is larger than the sum of its proper divisors (1936483).

3696861 is a wasteful number, since it uses less digits than its factorization.

3696861 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176051.

The product of its digits is 46656, while the sum is 39.

The square root of 3696861 is about 1922.7222888394. The cubic root of 3696861 is about 154.6242859960.

The spelling of 3696861 in words is "three million, six hundred ninety-six thousand, eight hundred sixty-one".