3901297 has 4 divisors (see below), whose sum is σ = 3906036. Its totient is φ = 3896560.

The previous prime is 3901259. The next prime is 3901301. The reversal of 3901297 is 7921093.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 7921093 = 79 ⋅100267.

It can be written as a sum of positive squares in 2 ways, for example, as 2852721 + 1048576 = 1689^2 + 1024^2 .

It is a cyclic number.

It is not a de Polignac number, because 3901297 - 2¹⁹ = 3377009 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3901217) 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 3 ways as a sum of consecutive naturals, for example, 778 + ... + 2899.

It is an arithmetic number, because the mean of its divisors is an integer number (976509).

Almost surely, 2^3901297 is an apocalyptic number.

It is an amenable number.

3901297 is a deficient number, since it is larger than the sum of its proper divisors (4739).

3901297 is a wasteful number, since it uses less digits than its factorization.

3901297 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4738.

The product of its (nonzero) digits is 3402, while the sum is 31.

The square root of 3901297 is about 1975.1701192556. The cubic root of 3901297 is about 157.4235389344.

The spelling of 3901297 in words is "three million, nine hundred one thousand, two hundred ninety-seven".