32235225240 has 128 divisors (see below), whose sum is σ = 103301127360. Its totient is φ = 8018755584.

The previous prime is 32235225221. The next prime is 32235225293. The reversal of 32235225240 is 4252253223.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 32235225198 and 32235225207.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 160602 + ... + 300438.

Almost surely, 2^32235225240 is an apocalyptic number.

32235225240 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 32235225240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51650563680).

32235225240 is an abundant number, since it is smaller than the sum of its proper divisors (71065902120).

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

32235225240 is a wasteful number, since it uses less digits than its factorization.

32235225240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139981 (or 139977 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 30.

Adding to 32235225240 its reverse (4252253223), we get a palindrome (36487478463).

The spelling of 32235225240 in words is "thirty-two billion, two hundred thirty-five million, two hundred twenty-five thousand, two hundred forty".