239745464 has 16 divisors (see below), whose sum is σ = 513740400. Its totient is φ = 102748032.

The previous prime is 239745461. The next prime is 239745481. The reversal of 239745464 is 464547932.

239745464 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (239745461) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2140529 + ... + 2140640.

It is an arithmetic number, because the mean of its divisors is an integer number (32108775).

Almost surely, 2^239745464 is an apocalyptic number.

It is an amenable number.

239745464 is an abundant number, since it is smaller than the sum of its proper divisors (273994936).

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

239745464 is a wasteful number, since it uses less digits than its factorization.

239745464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4281182 (or 4281178 counting only the distinct ones).

The product of its digits is 725760, while the sum is 44.

The square root of 239745464 is about 15483.7160914297. The cubic root of 239745464 is about 621.2267283298.

The spelling of 239745464 in words is "two hundred thirty-nine million, seven hundred forty-five thousand, four hundred sixty-four".