258832742 has 32 divisors (see below), whose sum is σ = 451587072. Its totient is φ = 108972864.

The previous prime is 258832741. The next prime is 258832751. The reversal of 258832742 is 247238852.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 258832742.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (258832741) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 472913 + ... + 473459.

It is an arithmetic number, because the mean of its divisors is an integer number (14112096).

Almost surely, 2^258832742 is an apocalyptic number.

258832742 is a deficient number, since it is larger than the sum of its proper divisors (192754330).

258832742 is a wasteful number, since it uses less digits than its factorization.

258832742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1092.

The product of its digits is 215040, while the sum is 41.

The square root of 258832742 is about 16088.2796469977. The cubic root of 258832742 is about 637.2938650210.

The spelling of 258832742 in words is "two hundred fifty-eight million, eight hundred thirty-two thousand, seven hundred forty-two".