258740342 has 16 divisors (see below), whose sum is σ = 443940000. Its totient is φ = 110792448.

The previous prime is 258740267. The next prime is 258740351. The reversal of 258740342 is 243047852.

258740342 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10088 + ... + 24884.

It is an arithmetic number, because the mean of its divisors is an integer number (27746250).

Almost surely, 2^258740342 is an apocalyptic number.

258740342 is a deficient number, since it is larger than the sum of its proper divisors (185199658).

258740342 is a wasteful number, since it uses less digits than its factorization.

258740342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16055.

The product of its (nonzero) digits is 53760, while the sum is 35.

The square root of 258740342 is about 16085.4077349628. The cubic root of 258740342 is about 637.2180207244.

The spelling of 258740342 in words is "two hundred fifty-eight million, seven hundred forty thousand, three hundred forty-two".