1033253440 has 56 divisors (see below), whose sum is σ = 2589946560. Its totient is φ = 391546368.

The previous prime is 1033253437. The next prime is 1033253443. The reversal of 1033253440 is 443523301.

It is an interprime number because it is at equal distance from previous prime (1033253437) and next prime (1033253443).

It is a super-2 number, since 2×1033253440² = 2135225342543667200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1033253443) 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, 78892 + ... + 91051.

Almost surely, 2^1033253440 is an apocalyptic number.

1033253440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1033253440 is an abundant number, since it is smaller than the sum of its proper divisors (1556693120).

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

1033253440 is a wasteful number, since it uses less digits than its factorization.

1033253440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169979 (or 169969 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 1033253440 is about 32144.2598297114. The cubic root of 1033253440 is about 1010.9638350167.

Adding to 1033253440 its reverse (443523301), we get a palindrome (1476776741).

The spelling of 1033253440 in words is "one billion, thirty-three million, two hundred fifty-three thousand, four hundred forty".