3948210 has 64 divisors (see below), whose sum is σ = 12038400. Its totient is φ = 902016.

The previous prime is 3948187. The next prime is 3948223. The reversal of 3948210 is 128493.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 846 + ... + 2934.

It is an arithmetic number, because the mean of its divisors is an integer number (188100).

Almost surely, 2^3948210 is an apocalyptic number.

3948210 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 3948210, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6019200).

3948210 is an abundant number, since it is smaller than the sum of its proper divisors (8090190).

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

3948210 is a wasteful number, since it uses less digits than its factorization.

3948210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2112 (or 2106 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 3948210 is about 1987.0103170341. The cubic root of 3948210 is about 158.0520311465.

The spelling of 3948210 in words is "three million, nine hundred forty-eight thousand, two hundred ten".