3986097 has 4 divisors (see below), whose sum is σ = 5314800. Its totient is φ = 2657396.

The previous prime is 3986063. The next prime is 3986111. The reversal of 3986097 is 7906893.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3986097 - 2⁶ = 3986033 is a prime.

It is a D-number.

3986097 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3986497) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 664347 + ... + 664352.

It is an arithmetic number, because the mean of its divisors is an integer number (1328700).

Almost surely, 2^3986097 is an apocalyptic number.

It is an amenable number.

3986097 is a deficient number, since it is larger than the sum of its proper divisors (1328703).

3986097 is a wasteful number, since it uses less digits than its factorization.

3986097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1328702.

The product of its (nonzero) digits is 81648, while the sum is 42.

The square root of 3986097 is about 1996.5212245303. The cubic root of 3986097 is about 158.5559780649. Note that the first 3 decimals are identical.

The spelling of 3986097 in words is "three million, nine hundred eighty-six thousand, ninety-seven".