240155532 has 108 divisors (see below), whose sum is σ = 661771656. Its totient is φ = 73374720.

The previous prime is 240155501. The next prime is 240155551. The reversal of 240155532 is 235551042.

It is a happy number.

240155532 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 240155496 and 240155505.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 426283 + ... + 426845.

Almost surely, 2^240155532 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 240155532, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (330885828).

240155532 is an abundant number, since it is smaller than the sum of its proper divisors (421616124).

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

240155532 is a wasteful number, since it uses less digits than its factorization.

240155532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 648 (or 626 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

The square root of 240155532 is about 15496.9523455420. The cubic root of 240155532 is about 621.5807150042.

The spelling of 240155532 in words is "two hundred forty million, one hundred fifty-five thousand, five hundred thirty-two".