1032432240 has 80 divisors (see below), whose sum is σ = 3657765888. Its totient is φ = 235984128.

The previous prime is 1032432239. The next prime is 1032432251. The reversal of 1032432240 is 422342301.

1032432240 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 305592 + ... + 308951.

Almost surely, 2^1032432240 is an apocalyptic number.

1032432240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1032432240 is an abundant number, since it is smaller than the sum of its proper divisors (2625333648).

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

1032432240 is a wasteful number, since it uses less digits than its factorization.

1032432240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 614566 (or 614560 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 1032432240 is about 32131.4836258770. The cubic root of 1032432240 is about 1010.6959357427.

Adding to 1032432240 its reverse (422342301), we get a palindrome (1454774541).

The spelling of 1032432240 in words is "one billion, thirty-two million, four hundred thirty-two thousand, two hundred forty".