3639248 has 10 divisors (see below), whose sum is σ = 7051074. Its totient is φ = 1819616.

The previous prime is 3639217. The next prime is 3639277. The reversal of 3639248 is 8429363.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 3356224 + 283024 = 1832^2 + 532^2 .

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113711 + ... + 113742.

Almost surely, 2^3639248 is an apocalyptic number.

It is an amenable number.

3639248 is a deficient number, since it is larger than the sum of its proper divisors (3411826).

3639248 is a wasteful number, since it uses less digits than its factorization.

3639248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227461 (or 227455 counting only the distinct ones).

The product of its digits is 31104, while the sum is 35.

The square root of 3639248 is about 1907.6813151048. The cubic root of 3639248 is about 153.8168396455.

The spelling of 3639248 in words is "three million, six hundred thirty-nine thousand, two hundred forty-eight".