4000698 has 64 divisors (see below), whose sum is σ = 9878400. Its totient is φ = 1192320.

The previous prime is 4000693. The next prime is 4000709. The reversal of 4000698 is 8960004.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (4000691) 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 in 31 ways as a sum of consecutive naturals, for example, 28713 + ... + 28851.

It is an arithmetic number, because the mean of its divisors is an integer number (154350).

Almost surely, 2^4000698 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4000698, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4939200).

4000698 is an abundant number, since it is smaller than the sum of its proper divisors (5877702).

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

4000698 is a wasteful number, since it uses less digits than its factorization.

4000698 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204 (or 198 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 4000698 is about 2000.1744923881. The cubic root of 4000698 is about 158.7493380426.

It can be divided in two parts, 40006 and 98, that added together give a palindrome (40104).

The spelling of 4000698 in words is "four million, six hundred ninety-eight", and thus it is an aban number.