3641890 has 16 divisors (see below), whose sum is σ = 7492032. Its totient is φ = 1248624.

The previous prime is 3641887. The next prime is 3641917. The reversal of 3641890 is 981463.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25944 + ... + 26083.

It is an arithmetic number, because the mean of its divisors is an integer number (468252).

Almost surely, 2^3641890 is an apocalyptic number.

3641890 is an abundant number, since it is smaller than the sum of its proper divisors (3850142).

3641890 is a wasteful number, since it uses less digits than its factorization.

3641890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52041.

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 3641890 is about 1908.3736531403. The cubic root of 3641890 is about 153.8540529919.

The spelling of 3641890 in words is "three million, six hundred forty-one thousand, eight hundred ninety".