4097982 has 16 divisors (see below), whose sum is σ = 9366912. Its totient is φ = 1170840.

The previous prime is 4097981. The next prime is 4097987. The reversal of 4097982 is 2897904.

It is a self number, because there is not a number n which added to its sum of digits gives 4097982.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4097981) 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, 48744 + ... + 48827.

It is an arithmetic number, because the mean of its divisors is an integer number (585432).

Almost surely, 2^4097982 is an apocalyptic number.

4097982 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

4097982 is an abundant number, since it is smaller than the sum of its proper divisors (5268930).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4097982 is a wasteful number, since it uses less digits than its factorization.

4097982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97583.

The product of its (nonzero) digits is 36288, while the sum is 39.

The square root of 4097982 is about 2024.3473022187. The cubic root of 4097982 is about 160.0258031302.

The spelling of 4097982 in words is "four million, ninety-seven thousand, nine hundred eighty-two".