3707997 has 4 divisors (see below), whose sum is σ = 4944000. Its totient is φ = 2471996.

The previous prime is 3707987. The next prime is 3708017. The reversal of 3707997 is 7997073.

3707997 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3707997 - 2⁸ = 3707741 is a prime.

It is a D-number.

3707997 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3707927) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 617997 + ... + 618002.

It is an arithmetic number, because the mean of its divisors is an integer number (1236000).

Almost surely, 2^3707997 is an apocalyptic number.

It is an amenable number.

3707997 is a deficient number, since it is larger than the sum of its proper divisors (1236003).

3707997 is a wasteful number, since it uses less digits than its factorization.

3707997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1236002.

The product of its (nonzero) digits is 83349, while the sum is 42.

The square root of 3707997 is about 1925.6160053344. The cubic root of 3707997 is about 154.7793878504.

The spelling of 3707997 in words is "three million, seven hundred seven thousand, nine hundred ninety-seven".