4091598 has 36 divisors (see below), whose sum is σ = 10314720. Its totient is φ = 1168776.

The previous prime is 4091587. The next prime is 4091599. The reversal of 4091598 is 8951904.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4091599) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1438 + ... + 3201.

It is an arithmetic number, because the mean of its divisors is an integer number (286520).

Almost surely, 2^4091598 is an apocalyptic number.

4091598 is an abundant number, since it is smaller than the sum of its proper divisors (6223122).

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

4091598 is a wasteful number, since it uses less digits than its factorization.

4091598 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4661 (or 4651 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 36.

The square root of 4091598 is about 2022.7698831058. The cubic root of 4091598 is about 159.9426617462.

The spelling of 4091598 in words is "four million, ninety-one thousand, five hundred ninety-eight".