1662003022 has 8 divisors (see below), whose sum is σ = 2493288072. Its totient is φ = 830907000.

The previous prime is 1662002987. The next prime is 1662003029. The reversal of 1662003022 is 2203002661.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 1662002984 and 1662003002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1662003029) 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 3 ways as a sum of consecutive naturals, for example, 22729 + ... + 61972.

It is an arithmetic number, because the mean of its divisors is an integer number (311661009).

Almost surely, 2^1662003022 is an apocalyptic number.

1662003022 is a deficient number, since it is larger than the sum of its proper divisors (831285050).

1662003022 is an equidigital number, since it uses as much as digits as its factorization.

1662003022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94514.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 1662003022 is about 40767.6712849778. The cubic root of 1662003022 is about 1184.5241959784.

Adding to 1662003022 its reverse (2203002661), we get a palindrome (3865005683).

The spelling of 1662003022 in words is "one billion, six hundred sixty-two million, three thousand, twenty-two".