1033232240 has 20 divisors (see below), whose sum is σ = 2402265144. Its totient is φ = 413292864.

The previous prime is 1033232183. The next prime is 1033232269. The reversal of 1033232240 is 422323301.

It is a tau number, because it is divible by the number of its divisors (20).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6457622 + ... + 6457781.

Almost surely, 2^1033232240 is an apocalyptic number.

1033232240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1033232240 is an abundant number, since it is smaller than the sum of its proper divisors (1369032904).

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

1033232240 is a wasteful number, since it uses less digits than its factorization.

1033232240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12915416 (or 12915410 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 1033232240 is about 32143.9300646327. The cubic root of 1033232240 is about 1010.9569207466.

Adding to 1033232240 its reverse (422323301), we get a palindrome (1455555541).

The spelling of 1033232240 in words is "one billion, thirty-three million, two hundred thirty-two thousand, two hundred forty".