3684451 has 2 divisors, whose sum is σ = 3684452. Its totient is φ = 3684450.

The previous prime is 3684419. The next prime is 3684463. The reversal of 3684451 is 1544863.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (1544863) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3684451 - 2⁵ = 3684419 is a prime.

It is a zygodrome in base 2.

It is not a weakly prime, because it can be changed into another prime (3684151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1842225 + 1842226.

It is an arithmetic number, because the mean of its divisors is an integer number (1842226).

Almost surely, 2^3684451 is an apocalyptic number.

3684451 is a deficient number, since it is larger than the sum of its proper divisors (1).

3684451 is an equidigital number, since it uses as much as digits as its factorization.

3684451 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11520, while the sum is 31.

The square root of 3684451 is about 1919.4923808132. The cubic root of 3684451 is about 154.4510725072.

The spelling of 3684451 in words is "three million, six hundred eighty-four thousand, four hundred fifty-one".