3880657 has 8 divisors (see below), whose sum is σ = 4247712. Its totient is φ = 3516000.

The previous prime is 3880633. The next prime is 3880661. The reversal of 3880657 is 7560883.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3880657 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3880627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6157 + ... + 6757.

It is an arithmetic number, because the mean of its divisors is an integer number (530964).

Almost surely, 2^3880657 is an apocalyptic number.

It is an amenable number.

3880657 is a deficient number, since it is larger than the sum of its proper divisors (367055).

3880657 is a wasteful number, since it uses less digits than its factorization.

3880657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1199.

The product of its (nonzero) digits is 40320, while the sum is 37.

The square root of 3880657 is about 1969.9383239076. The cubic root of 3880657 is about 157.1454289622.

The spelling of 3880657 in words is "three million, eight hundred eighty thousand, six hundred fifty-seven".