3648950 has 48 divisors (see below), whose sum is σ = 7499520. Its totient is φ = 1314720.

The previous prime is 3648947. The next prime is 3648989. The reversal of 3648950 is 598463.

It is a super-2 number, since 2×3648950² = 26629672205000, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3648950.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21767 + ... + 21933.

It is an arithmetic number, because the mean of its divisors is an integer number (156240).

Almost surely, 2^3648950 is an apocalyptic number.

3648950 is an abundant number, since it is smaller than the sum of its proper divisors (3850570).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3648950 is a wasteful number, since it uses less digits than its factorization.

3648950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221 (or 216 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 3648950 is about 1910.2225001292. Note that the first 3 decimals coincide. The cubic root of 3648950 is about 153.9534069424.

The spelling of 3648950 in words is "three million, six hundred forty-eight thousand, nine hundred fifty".