1020433332 has 12 divisors (see below), whose sum is σ = 2381011136. Its totient is φ = 340144440.

The previous prime is 1020433321. The next prime is 1020433357. The reversal of 1020433332 is 2333340201.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 1020433299 and 1020433308.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42518044 + ... + 42518067.

Almost surely, 2^1020433332 is an apocalyptic number.

1020433332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1020433332 is an abundant number, since it is smaller than the sum of its proper divisors (1360577804).

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

1020433332 is a wasteful number, since it uses less digits than its factorization.

1020433332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85036118 (or 85036116 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 21.

The square root of 1020433332 is about 31944.2222005796. Note that the first 4 decimals coincide. The cubic root of 1020433332 is about 1006.7652389965.

Adding to 1020433332 its reverse (2333340201), we get a palindrome (3353773533).

The spelling of 1020433332 in words is "one billion, twenty million, four hundred thirty-three thousand, three hundred thirty-two".