3648860 has 12 divisors (see below), whose sum is σ = 7662648. Its totient is φ = 1459536.

The previous prime is 3648859. The next prime is 3648899. The reversal of 3648860 is 688463.

3648860 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 3648860.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 91202 + ... + 91241.

It is an arithmetic number, because the mean of its divisors is an integer number (638554).

Almost surely, 2^3648860 is an apocalyptic number.

It is an amenable number.

3648860 is an abundant number, since it is smaller than the sum of its proper divisors (4013788).

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

3648860 is a wasteful number, since it uses less digits than its factorization.

3648860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182452 (or 182450 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 35.

The square root of 3648860 is about 1910.1989425188. The cubic root of 3648860 is about 153.9521411974.

The spelling of 3648860 in words is "three million, six hundred forty-eight thousand, eight hundred sixty".