4097979 has 16 divisors (see below), whose sum is σ = 6336000. Its totient is φ = 2612808.

The previous prime is 4097957. The next prime is 4097981. The reversal of 4097979 is 9797904.

It is not a de Polignac number, because 4097979 - 2¹² = 4093883 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4097279) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2679 + ... + 3920.

It is an arithmetic number, because the mean of its divisors is an integer number (396000).

Almost surely, 2^4097979 is an apocalyptic number.

4097979 is a deficient number, since it is larger than the sum of its proper divisors (2238021).

4097979 is a wasteful number, since it uses less digits than its factorization.

4097979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6631 (or 6625 counting only the distinct ones).

The product of its (nonzero) digits is 142884, while the sum is 45.

The square root of 4097979 is about 2024.3465612390. The cubic root of 4097979 is about 160.0257640803.

The spelling of 4097979 in words is "four million, ninety-seven thousand, nine hundred seventy-nine".