258984216 has 40 divisors (see below), whose sum is σ = 725397420. Its totient is φ = 86327856.

The previous prime is 258984211. The next prime is 258984221. The reversal of 258984216 is 612489852.

It is an interprime number because it is at equal distance from previous prime (258984211) and next prime (258984221).

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (258984211) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 199186 + ... + 200481.

Almost surely, 2^258984216 is an apocalyptic number.

It is an amenable number.

258984216 is an abundant number, since it is smaller than the sum of its proper divisors (466413204).

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

258984216 is a wasteful number, since it uses less digits than its factorization.

258984216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 399685 (or 399672 counting only the distinct ones).

The product of its digits is 276480, while the sum is 45.

The square root of 258984216 is about 16092.9865469403. The cubic root of 258984216 is about 637.4181597363.

The spelling of 258984216 in words is "two hundred fifty-eight million, nine hundred eighty-four thousand, two hundred sixteen".