3997079 has 8 divisors (see below), whose sum is σ = 4092480. Its totient is φ = 3902976.

The previous prime is 3997069. The next prime is 3997111. The reversal of 3997079 is 9707993.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3997079 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 (3997039) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8402 + ... + 8864.

It is an arithmetic number, because the mean of its divisors is an integer number (511560).

Almost surely, 2^3997079 is an apocalyptic number.

3997079 is a deficient number, since it is larger than the sum of its proper divisors (95401).

3997079 is an equidigital number, since it uses as much as digits as its factorization.

3997079 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 649.

The product of its (nonzero) digits is 107163, while the sum is 44.

The square root of 3997079 is about 1999.2696166350. The cubic root of 3997079 is about 158.7014558001.

The spelling of 3997079 in words is "three million, nine hundred ninety-seven thousand, seventy-nine".