240191232 has 72 divisors (see below), whose sum is σ = 676899216. Its totient is φ = 75350016.

The previous prime is 240191167. The next prime is 240191233. The reversal of 240191232 is 232191042.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240191233) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3858 + ... + 22254.

It is an arithmetic number, because the mean of its divisors is an integer number (9401378).

Almost surely, 2^240191232 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 240191232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (338449608).

240191232 is an abundant number, since it is smaller than the sum of its proper divisors (436707984).

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

240191232 is a wasteful number, since it uses less digits than its factorization.

240191232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18433 (or 18419 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 240191232 is about 15498.1041421201. The cubic root of 240191232 is about 621.6115135620.

The spelling of 240191232 in words is "two hundred forty million, one hundred ninety-one thousand, two hundred thirty-two".