2202001855 has 8 divisors (see below), whose sum is σ = 2642757264. Its totient is φ = 1761364800.

The previous prime is 2202001849. The next prime is 2202001873. The reversal of 2202001855 is 5581002022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2202001855 - 2³ = 2202001847 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 18435 + ... + 68875.

It is an arithmetic number, because the mean of its divisors is an integer number (330344658).

Almost surely, 2^2202001855 is an apocalyptic number.

2202001855 is a deficient number, since it is larger than the sum of its proper divisors (440755409).

2202001855 is an equidigital number, since it uses as much as digits as its factorization.

2202001855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59177.

The product of its (nonzero) digits is 1600, while the sum is 25.

The square root of 2202001855 is about 46925.4925919803. The cubic root of 2202001855 is about 1300.9858114256.

Adding to 2202001855 its reverse (5581002022), we get a palindrome (7783003877).

The spelling of 2202001855 in words is "two billion, two hundred two million, one thousand, eight hundred fifty-five".