3866497 has 8 divisors (see below), whose sum is σ = 4147200. Its totient is φ = 3591744.

The previous prime is 3866479. The next prime is 3866543. The reversal of 3866497 is 7946683.

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 3866497 - 2¹¹ = 3864449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3866437) 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, 97 + ... + 2782.

It is an arithmetic number, because the mean of its divisors is an integer number (518400).

Almost surely, 2^3866497 is an apocalyptic number.

It is an amenable number.

3866497 is a deficient number, since it is larger than the sum of its proper divisors (280703).

3866497 is a wasteful number, since it uses less digits than its factorization.

3866497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2975.

The product of its digits is 217728, while the sum is 43.

The square root of 3866497 is about 1966.3410182367. The cubic root of 3866497 is about 156.9540617758.

The spelling of 3866497 in words is "three million, eight hundred sixty-six thousand, four hundred ninety-seven".