3797491 has 2 divisors, whose sum is σ = 3797492. Its totient is φ = 3797490.

The previous prime is 3797489. The next prime is 3797501. The reversal of 3797491 is 1947973.

It is a weak prime.

It is an emirp because it is prime and its reverse (1947973) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3797491 - 2¹ = 3797489 is a prime.

Together with 3797489, it forms a pair of twin primes.

It is a zygodrome in base 2.

It is not a weakly prime, because it can be changed into another prime (3797441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1898745 + 1898746.

It is an arithmetic number, because the mean of its divisors is an integer number (1898746).

Almost surely, 2^3797491 is an apocalyptic number.

3797491 is a deficient number, since it is larger than the sum of its proper divisors (1).

3797491 is an equidigital number, since it uses as much as digits as its factorization.

3797491 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 47628, while the sum is 40.

The square root of 3797491 is about 1948.7152177781. The cubic root of 3797491 is about 156.0147230242.

The spelling of 3797491 in words is "three million, seven hundred ninety-seven thousand, four hundred ninety-one".