1896622632 has 48 divisors (see below), whose sum is σ = 5138689140. Its totient is φ = 631961088.

The previous prime is 1896622547. The next prime is 1896622669. The reversal of 1896622632 is 2362266981.

1896622632 is a `hidden beast` number, since 1 + 8 + 9 + 6 + 6 + 2 + 2 + 632 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1783710756 + 112911876 = 42234^2 + 10626^2 .

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

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 11 ways as a sum of consecutive naturals, for example, 355408 + ... + 360704.

Almost surely, 2^1896622632 is an apocalyptic number.

1896622632 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1896622632 is an abundant number, since it is smaller than the sum of its proper divisors (3242066508).

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

1896622632 is a wasteful number, since it uses less digits than its factorization.

1896622632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10282 (or 10275 counting only the distinct ones).

The product of its digits is 373248, while the sum is 45.

The square root of 1896622632 is about 43550.2311360112. The cubic root of 1896622632 is about 1237.8280205441.

The spelling of 1896622632 in words is "one billion, eight hundred ninety-six million, six hundred twenty-two thousand, six hundred thirty-two".