3970006 has 4 divisors (see below), whose sum is σ = 5955012. Its totient is φ = 1985002.

The previous prime is 3969997. The next prime is 3970009. The reversal of 3970006 is 6000793.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3970009) 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, 992500 + ... + 992503.

It is an arithmetic number, because the mean of its divisors is an integer number (1488753).

Almost surely, 2^3970006 is an apocalyptic number.

3970006 is a deficient number, since it is larger than the sum of its proper divisors (1985006).

3970006 is a wasteful number, since it uses less digits than its factorization.

3970006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1985005.

The product of its (nonzero) digits is 1134, while the sum is 25.

The square root of 3970006 is about 1992.4873901734. The cubic root of 3970006 is about 158.3423384229.

Adding to 3970006 its reverse (6000793), we get a palindrome (9970799).

The spelling of 3970006 in words is "three million, nine hundred seventy thousand, six".