1622961560 has 32 divisors (see below), whose sum is σ = 3983634000. Its totient is φ = 590167680.

The previous prime is 1622961521. The next prime is 1622961563. The reversal of 1622961560 is 651692261.

1622961560 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1622961563) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1843835 + ... + 1844714.

Almost surely, 2^1622961560 is an apocalyptic number.

1622961560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1622961560 is an abundant number, since it is smaller than the sum of its proper divisors (2360672440).

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

1622961560 is a wasteful number, since it uses less digits than its factorization.

1622961560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3688571 (or 3688567 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 38.

The square root of 1622961560 is about 40285.9970709427. The cubic root of 1622961560 is about 1175.1755428087.

The spelling of 1622961560 in words is "one billion, six hundred twenty-two million, nine hundred sixty-one thousand, five hundred sixty".