3550648 has 24 divisors (see below), whose sum is σ = 6967800. Its totient is φ = 1696112.

The previous prime is 3550643. The next prime is 3550649. The reversal of 3550648 is 8460553.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3550643) 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, 3813 + ... + 4651.

It is an arithmetic number, because the mean of its divisors is an integer number (290325).

Almost surely, 2^3550648 is an apocalyptic number.

It is an amenable number.

3550648 is a deficient number, since it is larger than the sum of its proper divisors (3417152).

3550648 is a wasteful number, since it uses less digits than its factorization.

3550648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 891 (or 864 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 3550648 is about 1884.3163216403. The cubic root of 3550648 is about 152.5583114818.

The spelling of 3550648 in words is "three million, five hundred fifty thousand, six hundred forty-eight".