3897296 has 40 divisors (see below), whose sum is σ = 8348424. Its totient is φ = 1751040.

The previous prime is 3897269. The next prime is 3897331. The reversal of 3897296 is 6927983.

It can be written as a sum of positive squares in 4 ways, for example, as 55696 + 3841600 = 236^2 + 1960^2 .

It is a super-2 number, since 2×3897296² = 30377832223232, which contains 22 as substring.

It is a d-powerful number, because it can be written as 3³ + 8⁷ + 9⁵ + 7⁴ + 2 + 9⁵ + 6⁸ .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8300 + ... + 8756.

Almost surely, 2^3897296 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3897296, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4174212).

3897296 is an abundant number, since it is smaller than the sum of its proper divisors (4451128).

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

3897296 is a wasteful number, since it uses less digits than its factorization.

3897296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 519 (or 513 counting only the distinct ones).

The product of its digits is 163296, while the sum is 44.

The square root of 3897296 is about 1974.1570352938. The cubic root of 3897296 is about 157.3697049557.

The spelling of 3897296 in words is "three million, eight hundred ninety-seven thousand, two hundred ninety-six".