3925746 has 40 divisors (see below), whose sum is σ = 9600624. Its totient is φ = 1189080.

The previous prime is 3925741. The next prime is 3925751. The reversal of 3925746 is 6475293.

3925746 = T₄₄ + T₄₅ + ... + T₂₈₆.

It is an interprime number because it is at equal distance from previous prime (3925741) and next prime (3925751).

It is a super-2 number, since 2×3925746² = 30822963313032, which contains 22 as substring.

It is a d-powerful number, because it can be written as 3¹³ + 9 + 2¹⁵ + 5⁹ + 7² + 4⁸ + 6⁷ .

It is a self number, because there is not a number n which added to its sum of digits gives 3925746.

It is not an unprimeable number, because it can be changed into a prime (3925741) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 681 + ... + 2883.

Almost surely, 2^3925746 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3925746, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4800312).

3925746 is an abundant number, since it is smaller than the sum of its proper divisors (5674878).

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

3925746 is a wasteful number, since it uses less digits than its factorization.

3925746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2228 (or 2219 counting only the distinct ones).

The product of its digits is 45360, while the sum is 36.

The square root of 3925746 is about 1981.3495400863. The cubic root of 3925746 is about 157.7517063683.

The spelling of 3925746 in words is "three million, nine hundred twenty-five thousand, seven hundred forty-six".