3694857 has 8 divisors (see below), whose sum is σ = 5059776. Its totient is φ = 2396592.

The previous prime is 3694843. The next prime is 3694877. The reversal of 3694857 is 7584963.

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 3694857 - 2⁴ = 3694841 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3694807) 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, 16533 + ... + 16754.

It is an arithmetic number, because the mean of its divisors is an integer number (632472).

Almost surely, 2^3694857 is an apocalyptic number.

3694857 is a gapful number since it is divisible by the number (37) formed by its first and last digit.

It is an amenable number.

3694857 is a deficient number, since it is larger than the sum of its proper divisors (1364919).

3694857 is a wasteful number, since it uses less digits than its factorization.

3694857 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33327.

The product of its digits is 181440, while the sum is 42.

The square root of 3694857 is about 1922.2010820931. The cubic root of 3694857 is about 154.5963412904.

The spelling of 3694857 in words is "three million, six hundred ninety-four thousand, eight hundred fifty-seven".