3773897 has 2 divisors, whose sum is σ = 3773898. Its totient is φ = 3773896.

The previous prime is 3773893. The next prime is 3773911. The reversal of 3773897 is 7983773.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2042041 + 1731856 = 1429^2 + 1316^2 .

It is a cyclic number.

It is not a de Polignac number, because 3773897 - 2² = 3773893 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3773893) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1886948 + 1886949.

It is an arithmetic number, because the mean of its divisors is an integer number (1886949).

Almost surely, 2^3773897 is an apocalyptic number.

It is an amenable number.

3773897 is a deficient number, since it is larger than the sum of its proper divisors (1).

3773897 is an equidigital number, since it uses as much as digits as its factorization.

3773897 is an evil number, because the sum of its binary digits is even.

The product of its digits is 222264, while the sum is 44.

The square root of 3773897 is about 1942.6520532509. The cubic root of 3773897 is about 155.6909424689.

The spelling of 3773897 in words is "three million, seven hundred seventy-three thousand, eight hundred ninety-seven".