258542484 has 24 divisors (see below), whose sum is σ = 613492320. Its totient is φ = 84719904.

The previous prime is 258542483. The next prime is 258542507. The reversal of 258542484 is 484245852.

258542484 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 not an unprimeable number, because it can be changed into a prime (258542483) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 181879 + ... + 183294.

It is an arithmetic number, because the mean of its divisors is an integer number (25562180).

Almost surely, 2^258542484 is an apocalyptic number.

It is an amenable number.

258542484 is an abundant number, since it is smaller than the sum of its proper divisors (354949836).

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

258542484 is a wasteful number, since it uses less digits than its factorization.

258542484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 365239 (or 365237 counting only the distinct ones).

The product of its digits is 409600, while the sum is 42.

The square root of 258542484 is about 16079.2563260867. The cubic root of 258542484 is about 637.0555530382.

The spelling of 258542484 in words is "two hundred fifty-eight million, five hundred forty-two thousand, four hundred eighty-four".