258084122 has 4 divisors (see below), whose sum is σ = 387126186. Its totient is φ = 129042060.

The previous prime is 258084121. The next prime is 258084131. The reversal of 258084122 is 221480852.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 175801081 + 82283041 = 13259^2 + 9071^2 .

It is not an unprimeable number, because it can be changed into a prime (258084121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 64521029 + ... + 64521032.

Almost surely, 2^258084122 is an apocalyptic number.

258084122 is a deficient number, since it is larger than the sum of its proper divisors (129042064).

258084122 is a wasteful number, since it uses less digits than its factorization.

258084122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129042063.

The product of its (nonzero) digits is 10240, while the sum is 32.

The square root of 258084122 is about 16064.9967942729. The cubic root of 258084122 is about 636.6788582895.

The spelling of 258084122 in words is "two hundred fifty-eight million, eighty-four thousand, one hundred twenty-two".