1622567040 has 128 divisors (see below), whose sum is σ = 5476273920. Its totient is φ = 407224320.

The previous prime is 1622567033. The next prime is 1622567053. The reversal of 1622567040 is 407652261.

It is a tau number, because it is divible by the number of its divisors (128).

It is a junction number, because it is equal to n+sod(n) for n = 1622566992 and 1622567010.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7785 + ... + 57495.

It is an arithmetic number, because the mean of its divisors is an integer number (42783390).

Almost surely, 2^1622567040 is an apocalyptic number.

1622567040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1622567040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2738136960).

1622567040 is an abundant number, since it is smaller than the sum of its proper divisors (3853706880).

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

1622567040 is a wasteful number, since it uses less digits than its factorization.

1622567040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49750 (or 49738 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 1622567040 is about 40281.1002828870. The cubic root of 1622567040 is about 1175.0803119996.

The spelling of 1622567040 in words is "one billion, six hundred twenty-two million, five hundred sixty-seven thousand, forty".