1641228022 has 8 divisors (see below), whose sum is σ = 2813533776. Its totient is φ = 703383432.

The previous prime is 1641228019. The next prime is 1641228031. The reversal of 1641228022 is 2208221461.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58615273 + ... + 58615300.

It is an arithmetic number, because the mean of its divisors is an integer number (351691722).

Almost surely, 2^1641228022 is an apocalyptic number.

1641228022 is a deficient number, since it is larger than the sum of its proper divisors (1172305754).

1641228022 is a wasteful number, since it uses less digits than its factorization.

1641228022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117230582.

The product of its (nonzero) digits is 3072, while the sum is 28.

The square root of 1641228022 is about 40512.0725463410. The cubic root of 1641228022 is about 1179.5679788775.

Adding to 1641228022 its reverse (2208221461), we get a palindrome (3849449483).

The spelling of 1641228022 in words is "one billion, six hundred forty-one million, two hundred twenty-eight thousand, twenty-two".