3641898 has 16 divisors (see below), whose sum is σ = 7844256. Its totient is φ = 1120560.

The previous prime is 3641887. The next prime is 3641917. The reversal of 3641898 is 8981463.

3641898 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23268 + ... + 23423.

It is an arithmetic number, because the mean of its divisors is an integer number (490266).

Almost surely, 2^3641898 is an apocalyptic number.

3641898 is an abundant number, since it is smaller than the sum of its proper divisors (4202358).

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

3641898 is a wasteful number, since it uses less digits than its factorization.

3641898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46709.

The product of its digits is 41472, while the sum is 39.

The square root of 3641898 is about 1908.3757491647. The cubic root of 3641898 is about 153.8541656469.

The spelling of 3641898 in words is "three million, six hundred forty-one thousand, eight hundred ninety-eight".