3960897 has 8 divisors (see below), whose sum is σ = 5293920. Its totient is φ = 2634240.

The previous prime is 3960893. The next prime is 3960937. The reversal of 3960897 is 7980693.

It is a happy number.

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

It is not a de Polignac number, because 3960897 - 2² = 3960893 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

3960897 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3960893) 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, 129 + ... + 2817.

It is an arithmetic number, because the mean of its divisors is an integer number (661740).

Almost surely, 2^3960897 is an apocalyptic number.

It is an amenable number.

3960897 is a deficient number, since it is larger than the sum of its proper divisors (1333023).

3960897 is a wasteful number, since it uses less digits than its factorization.

3960897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3183.

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

The square root of 3960897 is about 1990.2002411818. The cubic root of 3960897 is about 158.2211425609.

The spelling of 3960897 in words is "three million, nine hundred sixty thousand, eight hundred ninety-seven".