1652122000 has 40 divisors (see below), whose sum is σ = 3994835832. Its totient is φ = 660848000.

The previous prime is 1652121973. The next prime is 1652122001. The reversal of 1652122000 is 2212561.

It can be written as a sum of positive squares in 4 ways, for example, as 263218176 + 1388903824 = 16224^2 + 37268^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is not an unprimeable number, because it can be changed into a prime (1652122001) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 411031 + ... + 415030.

Almost surely, 2^1652122000 is an apocalyptic number.

1652122000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1652122000 is an abundant number, since it is smaller than the sum of its proper divisors (2342713832).

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

1652122000 is an equidigital number, since it uses as much as digits as its factorization.

1652122000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 826084 (or 826068 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 1652122000 is about 40646.3036449811. The cubic root of 1652122000 is about 1182.1720980553.

Adding to 1652122000 its reverse (2212561), we get a palindrome (1654334561).

The spelling of 1652122000 in words is "one billion, six hundred fifty-two million, one hundred twenty-two thousand".