3697842 has 8 divisors (see below), whose sum is σ = 7395696. Its totient is φ = 1232612.

The previous prime is 3697787. The next prime is 3697843. The reversal of 3697842 is 2487963.

3697842 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

3697842 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 3697842.

It is not an unprimeable number, because it can be changed into a prime (3697843) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 308148 + ... + 308159.

It is an arithmetic number, because the mean of its divisors is an integer number (924462).

Almost surely, 2^3697842 is an apocalyptic number.

3697842 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

3697842 is a wasteful number, since it uses less digits than its factorization.

3697842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 616312.

The product of its digits is 72576, while the sum is 39.

The square root of 3697842 is about 1922.9773789621. The cubic root of 3697842 is about 154.6379618334.

The spelling of 3697842 in words is "three million, six hundred ninety-seven thousand, eight hundred forty-two".