3901650 has 72 divisors (see below), whose sum is σ = 10468080. Its totient is φ = 959040.

The previous prime is 3901649. The next prime is 3901657. The reversal of 3901650 is 561093.

3901650 is digitally balanced in base 2, 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 3901650.

It is not an unprimeable number, because it can be changed into a prime (3901657) by changing a digit.

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 in 35 ways as a sum of consecutive naturals, for example, 105432 + ... + 105468.

It is an arithmetic number, because the mean of its divisors is an integer number (145390).

Almost surely, 2^3901650 is an apocalyptic number.

3901650 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 3901650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5234040).

3901650 is an abundant number, since it is smaller than the sum of its proper divisors (6566430).

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

3901650 is a wasteful number, since it uses less digits than its factorization.

3901650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108 (or 66 counting only the distinct ones).

The product of its (nonzero) digits is 810, while the sum is 24.

The square root of 3901650 is about 1975.2594766258. The cubic root of 3901650 is about 157.4282868283.

The spelling of 3901650 in words is "three million, nine hundred one thousand, six hundred fifty".