3743897 has 2 divisors, whose sum is σ = 3743898. Its totient is φ = 3743896.

The previous prime is 3743863. The next prime is 3743903. The reversal of 3743897 is 7983473.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1990921 + 1752976 = 1411^2 + 1324^2 .

It is an emirp because it is prime and its reverse (7983473) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3743897 - 2¹⁴ = 3727513 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (3743837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1871948 + 1871949.

It is an arithmetic number, because the mean of its divisors is an integer number (1871949).

Almost surely, 2^3743897 is an apocalyptic number.

It is an amenable number.

3743897 is a deficient number, since it is larger than the sum of its proper divisors (1).

3743897 is an equidigital number, since it uses as much as digits as its factorization.

3743897 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 127008, while the sum is 41.

The square root of 3743897 is about 1934.9152436218. The cubic root of 3743897 is about 155.2772975788.

It can be divided in two parts, 37 and 43897, that added together give a palindrome (43934).

The spelling of 3743897 in words is "three million, seven hundred forty-three thousand, eight hundred ninety-seven".