235724144 has 10 divisors (see below), whose sum is σ = 456715560. Its totient is φ = 117862064.

The previous prime is 235724143. The next prime is 235724147. The reversal of 235724144 is 441427532.

235724144 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 235724144.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (235724143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7366364 + ... + 7366395.

It is an arithmetic number, because the mean of its divisors is an integer number (45671556).

Almost surely, 2^235724144 is an apocalyptic number.

It is an amenable number.

235724144 is a deficient number, since it is larger than the sum of its proper divisors (220991416).

235724144 is a wasteful number, since it uses less digits than its factorization.

235724144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14732767 (or 14732761 counting only the distinct ones).

The product of its digits is 26880, while the sum is 32.

The square root of 235724144 is about 15353.3105224899. The cubic root of 235724144 is about 617.7337870249.

The spelling of 235724144 in words is "two hundred thirty-five million, seven hundred twenty-four thousand, one hundred forty-four".