3880641 has 8 divisors (see below), whose sum is σ = 5478624. Its totient is φ = 2434880.

The previous prime is 3880633. The next prime is 3880661. The reversal of 3880641 is 1460883.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3880641 - 2³ = 3880633 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3880599 and 3880608.

It is not an unprimeable number, because it can be changed into a prime (3880601) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37995 + ... + 38096.

It is an arithmetic number, because the mean of its divisors is an integer number (684828).

Almost surely, 2^3880641 is an apocalyptic number.

It is an amenable number.

3880641 is a deficient number, since it is larger than the sum of its proper divisors (1597983).

3880641 is a wasteful number, since it uses less digits than its factorization.

3880641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76111.

The product of its (nonzero) digits is 4608, while the sum is 30.

The square root of 3880641 is about 1969.9342628626. The cubic root of 3880641 is about 157.1452129910.

The spelling of 3880641 in words is "three million, eight hundred eighty thousand, six hundred forty-one".