3950856 has 160 divisors (see below), whose sum is σ = 13823040. Its totient is φ = 1026432.

The previous prime is 3950827. The next prime is 3950887. The reversal of 3950856 is 6580593.

3950856 = T₂₄₈ + T₂₄₉ + ... + T₃₃₈.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 3950856.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 58935 + ... + 59001.

It is an arithmetic number, because the mean of its divisors is an integer number (86394).

Almost surely, 2^3950856 is an apocalyptic number.

3950856 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3950856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6911520).

3950856 is an abundant number, since it is smaller than the sum of its proper divisors (9872184).

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

3950856 is a wasteful number, since it uses less digits than its factorization.

3950856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105 (or 92 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The square root of 3950856 is about 1987.6760299405. The cubic root of 3950856 is about 158.0873308803.

3950856 divided by its sum of digits (36) gives a triangular number (109746 = T₄₆₈).

The spelling of 3950856 in words is "three million, nine hundred fifty thousand, eight hundred fifty-six".