1662245622 has 12 divisors (see below), whose sum is σ = 3601532220. Its totient is φ = 554081868.

The previous prime is 1662245617. The next prime is 1662245623. The reversal of 1662245622 is 2265422661.

1662245622 is a `hidden beast` number, since 1 + 6 + 6 + 2 + 24 + 5 + 622 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1662245623) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 46173472 + ... + 46173507.

It is an arithmetic number, because the mean of its divisors is an integer number (300127685).

Almost surely, 2^1662245622 is an apocalyptic number.

1662245622 is an abundant number, since it is smaller than the sum of its proper divisors (1939286598).

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

1662245622 is a wasteful number, since it uses less digits than its factorization.

1662245622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92346987 (or 92346984 counting only the distinct ones).

The product of its digits is 69120, while the sum is 36.

The square root of 1662245622 is about 40770.6465732394. The cubic root of 1662245622 is about 1184.5818275601.

The spelling of 1662245622 in words is "one billion, six hundred sixty-two million, two hundred forty-five thousand, six hundred twenty-two".