3691798 has 8 divisors (see below), whose sum is σ = 6041160. Its totient is φ = 1678080.

The previous prime is 3691789. The next prime is 3691801. The reversal of 3691798 is 8971963.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83883 + ... + 83926.

It is an arithmetic number, because the mean of its divisors is an integer number (755145).

Almost surely, 2^3691798 is an apocalyptic number.

3691798 is a deficient number, since it is larger than the sum of its proper divisors (2349362).

3691798 is a wasteful number, since it uses less digits than its factorization.

3691798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167822.

The product of its digits is 81648, while the sum is 43.

The square root of 3691798 is about 1921.4052149404. The cubic root of 3691798 is about 154.5536656851.

It can be divided in two parts, 3691 and 798, that added together give a square (4489 = 67²).

The spelling of 3691798 in words is "three million, six hundred ninety-one thousand, seven hundred ninety-eight".