3684457 has 6 divisors (see below), whose sum is σ = 4286058. Its totient is φ = 3158064.

The previous prime is 3684451. The next prime is 3684463. The reversal of 3684457 is 7544863.

It is an interprime number because it is at equal distance from previous prime (3684451) and next prime (3684463).

It can be written as a sum of positive squares in only one way, i.e., 3013696 + 670761 = 1736^2 + 819^2 .

It is not a de Polignac number, because 3684457 - 2¹⁹ = 3160169 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3684451) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 37548 + ... + 37645.

It is an arithmetic number, because the mean of its divisors is an integer number (714343).

Almost surely, 2^3684457 is an apocalyptic number.

It is an amenable number.

3684457 is a deficient number, since it is larger than the sum of its proper divisors (601601).

3684457 is an equidigital number, since it uses as much as digits as its factorization.

3684457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75207 (or 75200 counting only the distinct ones).

The product of its digits is 80640, while the sum is 37.

The square root of 3684457 is about 1919.4939437258. The cubic root of 3684457 is about 154.4511563465.

The spelling of 3684457 in words is "three million, six hundred eighty-four thousand, four hundred fifty-seven".