3789997 has 4 divisors (see below), whose sum is σ = 4012956. Its totient is φ = 3567040.

The previous prime is 3789971. The next prime is 3790001. The reversal of 3789997 is 7999873.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2653641 + 1136356 = 1629^2 + 1066^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3789997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3789937) 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 in 3 ways as a sum of consecutive naturals, for example, 111454 + ... + 111487.

It is an arithmetic number, because the mean of its divisors is an integer number (1003239).

Almost surely, 2^3789997 is an apocalyptic number.

It is an amenable number.

3789997 is a deficient number, since it is larger than the sum of its proper divisors (222959).

3789997 is a wasteful number, since it uses less digits than its factorization.

3789997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222958.

The product of its digits is 857304, while the sum is 52.

The square root of 3789997 is about 1946.7914628948. The cubic root of 3789997 is about 155.9120285289.

The spelling of 3789997 in words is "three million, seven hundred eighty-nine thousand, nine hundred ninety-seven".