3730997 has 2 divisors, whose sum is σ = 3730998. Its totient is φ = 3730996.

The previous prime is 3730967. The next prime is 3731003. The reversal of 3730997 is 7990373.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3076516 + 654481 = 1754^2 + 809^2 .

It is an emirp because it is prime and its reverse (7990373) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3730997 is a prime.

It is a super-2 number, since 2×3730997² = 27840677228018, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3730997.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3730967) 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 as a sum of consecutive naturals, namely, 1865498 + 1865499.

It is an arithmetic number, because the mean of its divisors is an integer number (1865499).

Almost surely, 2^3730997 is an apocalyptic number.

It is an amenable number.

3730997 is a deficient number, since it is larger than the sum of its proper divisors (1).

3730997 is an equidigital number, since it uses as much as digits as its factorization.

3730997 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 35721, while the sum is 38.

The square root of 3730997 is about 1931.5788878531. The cubic root of 3730997 is about 155.0987508080.

The spelling of 3730997 in words is "three million, seven hundred thirty thousand, nine hundred ninety-seven".