3639454 has 16 divisors (see below), whose sum is σ = 6719328. Its totient is φ = 1439712.

The previous prime is 3639421. The next prime is 3639473. The reversal of 3639454 is 4549363.

It is a happy number.

3639454 is digitally balanced in base 8, because in such base it contains all the possibile digits an equal number of times.

It is a d-powerful number, because it can be written as 3 + 6⁸ + 3⁸ + 9² + 4 + 5⁹ + 4³ .

3639454 is strictly pandigital in base 8.

It is a plaindrome in base 16.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9817 + ... + 10180.

It is an arithmetic number, because the mean of its divisors is an integer number (419958).

Almost surely, 2^3639454 is an apocalyptic number.

3639454 is a deficient number, since it is larger than the sum of its proper divisors (3079874).

3639454 is a wasteful number, since it uses less digits than its factorization.

3639454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20019.

The product of its digits is 38880, while the sum is 34.

The square root of 3639454 is about 1907.7353065874. The cubic root of 3639454 is about 153.8197418633.

Subtracting 3639454 from its reverse (4549363), we obtain a palindrome (909909).

The spelling of 3639454 in words is "three million, six hundred thirty-nine thousand, four hundred fifty-four".