3897276 has 12 divisors (see below), whose sum is σ = 9093672. Its totient is φ = 1299088.

The previous prime is 3897269. The next prime is 3897331. The reversal of 3897276 is 6727983.

It is a tau number, because it is divible by the number of its divisors (12).

It is an Ulam number.

It is a d-powerful number, because it can be written as 3¹⁰ + 8⁷ + 9⁵ + 7 + 2 + 7⁴ + 6⁸ .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 162375 + ... + 162398.

It is an arithmetic number, because the mean of its divisors is an integer number (757806).

Almost surely, 2^3897276 is an apocalyptic number.

It is an amenable number.

3897276 is an abundant number, since it is smaller than the sum of its proper divisors (5196396).

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

3897276 is a wasteful number, since it uses less digits than its factorization.

3897276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324780 (or 324778 counting only the distinct ones).

The product of its digits is 127008, while the sum is 42.

The square root of 3897276 is about 1974.1519698341. The cubic root of 3897276 is about 157.3694357606.

The spelling of 3897276 in words is "three million, eight hundred ninety-seven thousand, two hundred seventy-six".