1622140064 has 48 divisors (see below), whose sum is σ = 3219652800. Its totient is φ = 804486144.

The previous prime is 1622140061. The next prime is 1622140097. The reversal of 1622140064 is 4600412261.

It is not an unprimeable number, because it can be changed into a prime (1622140061) 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, 3871247 + ... + 3871665.

It is an arithmetic number, because the mean of its divisors is an integer number (67076100).

Almost surely, 2^1622140064 is an apocalyptic number.

It is an amenable number.

1622140064 is a deficient number, since it is larger than the sum of its proper divisors (1597512736).

1622140064 is a wasteful number, since it uses less digits than its factorization.

1622140064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1125 (or 1117 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 1622140064 is about 40275.7999796404. The cubic root of 1622140064 is about 1174.9772294365.

The spelling of 1622140064 in words is "one billion, six hundred twenty-two million, one hundred forty thousand, sixty-four".