245729590 has 8 divisors (see below), whose sum is σ = 442313280. Its totient is φ = 98291832.

The previous prime is 245729581. The next prime is 245729597. The reversal of 245729590 is 95927542.

245729590 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245729597) 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, 12286470 + ... + 12286489.

It is an arithmetic number, because the mean of its divisors is an integer number (55289160).

Almost surely, 2^245729590 is an apocalyptic number.

245729590 is a deficient number, since it is larger than the sum of its proper divisors (196583690).

245729590 is a wasteful number, since it uses less digits than its factorization.

245729590 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24572966.

The product of its (nonzero) digits is 226800, while the sum is 43.

The square root of 245729590 is about 15675.7644151729. The cubic root of 245729590 is about 626.3529857737.

The spelling of 245729590 in words is "two hundred forty-five million, seven hundred twenty-nine thousand, five hundred ninety".