1662226648 has 16 divisors (see below), whose sum is σ = 3117114000. Its totient is φ = 830996256.

The previous prime is 1662226639. The next prime is 1662226661. The reversal of 1662226648 is 8466222661.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 88293 + ... + 105451.

It is an arithmetic number, because the mean of its divisors is an integer number (194819625).

Almost surely, 2^1662226648 is an apocalyptic number.

It is an amenable number.

1662226648 is a deficient number, since it is larger than the sum of its proper divisors (1454887352).

1662226648 is a wasteful number, since it uses less digits than its factorization.

1662226648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29274 (or 29270 counting only the distinct ones).

The product of its digits is 331776, while the sum is 43.

The square root of 1662226648 is about 40770.4138806562. The cubic root of 1662226648 is about 1184.5773203359.

The spelling of 1662226648 in words is "one billion, six hundred sixty-two million, two hundred twenty-six thousand, six hundred forty-eight".