1662076338 has 32 divisors (see below), whose sum is σ = 3768273600. Its totient is φ = 484491456.

The previous prime is 1662076307. The next prime is 1662076373. The reversal of 1662076338 is 8336702661.

It is a self number, because there is not a number n which added to its sum of digits gives 1662076338.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 559273 + ... + 562236.

It is an arithmetic number, because the mean of its divisors is an integer number (117758550).

Almost surely, 2^1662076338 is an apocalyptic number.

1662076338 is an abundant number, since it is smaller than the sum of its proper divisors (2106197262).

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

1662076338 is a wasteful number, since it uses less digits than its factorization.

1662076338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1121546.

The product of its (nonzero) digits is 217728, while the sum is 42.

The square root of 1662076338 is about 40768.5704679475. The cubic root of 1662076338 is about 1184.5416133753.

Adding to 1662076338 its reverse (8336702661), we get a palindrome (9998778999).

The spelling of 1662076338 in words is "one billion, six hundred sixty-two million, seventy-six thousand, three hundred thirty-eight".