3961146 has 32 divisors (see below), whose sum is σ = 9302400. Its totient is φ = 1100736.

The previous prime is 3961121. The next prime is 3961147. The reversal of 3961146 is 6411693.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3961147) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 280 + ... + 2828.

It is an arithmetic number, because the mean of its divisors is an integer number (290700).

Almost surely, 2^3961146 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3961146, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4651200).

3961146 is an abundant number, since it is smaller than the sum of its proper divisors (5341254).

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

3961146 is a wasteful number, since it uses less digits than its factorization.

3961146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2598.

The product of its digits is 3888, while the sum is 30.

The square root of 3961146 is about 1990.2627967181. The cubic root of 3961146 is about 158.2244579917.

The spelling of 3961146 in words is "three million, nine hundred sixty-one thousand, one hundred forty-six".