1626241632 has 48 divisors (see below), whose sum is σ = 4308076080. Its totient is φ = 537103872.

The previous prime is 1626241627. The next prime is 1626241633. The reversal of 1626241632 is 2361426261.

It is a tau number, because it is divible by the number of its divisors (48).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 1626241593 and 1626241602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1626241633) 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, 67243 + ... + 88170.

It is an arithmetic number, because the mean of its divisors is an integer number (89751585).

Almost surely, 2^1626241632 is an apocalyptic number.

1626241632 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1626241632 is an abundant number, since it is smaller than the sum of its proper divisors (2681834448).

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

1626241632 is a wasteful number, since it uses less digits than its factorization.

1626241632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155535 (or 155527 counting only the distinct ones).

The product of its digits is 20736, while the sum is 33.

The square root of 1626241632 is about 40326.6863503561. The cubic root of 1626241632 is about 1175.9667027455.

Adding to 1626241632 its reverse (2361426261), we get a palindrome (3987667893).

The spelling of 1626241632 in words is "one billion, six hundred twenty-six million, two hundred forty-one thousand, six hundred thirty-two".