3638452 has 6 divisors (see below), whose sum is σ = 6367298. Its totient is φ = 1819224.

The previous prime is 3638419. The next prime is 3638473. The reversal of 3638452 is 2548363.

3638452 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 2090916 + 1547536 = 1446^2 + 1244^2 .

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 454803 + ... + 454810.

Almost surely, 2^3638452 is an apocalyptic number.

It is an amenable number.

3638452 is a deficient number, since it is larger than the sum of its proper divisors (2728846).

3638452 is a wasteful number, since it uses less digits than its factorization.

3638452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 909617 (or 909615 counting only the distinct ones).

The product of its digits is 17280, while the sum is 31.

The square root of 3638452 is about 1907.4726734609. The cubic root of 3638452 is about 153.8056242211.

The spelling of 3638452 in words is "three million, six hundred thirty-eight thousand, four hundred fifty-two".