258534244 has 24 divisors (see below), whose sum is σ = 466230968. Its totient is φ = 125349120.

The previous prime is 258534239. The next prime is 258534247. The reversal of 258534244 is 442435852.

It can be written as a sum of positive squares in 4 ways, for example, as 7628644 + 250905600 = 2762^2 + 15840^2 .

It is a Harshad number since it is a multiple of its sum of digits (37).

It is not an unprimeable number, because it can be changed into a prime (258534247) 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, 43534 + ... + 49114.

Almost surely, 2^258534244 is an apocalyptic number.

It is an amenable number.

258534244 is a deficient number, since it is larger than the sum of its proper divisors (207696724).

258534244 is a wasteful number, since it uses less digits than its factorization.

258534244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5935 (or 5933 counting only the distinct ones).

The product of its digits is 153600, while the sum is 37.

The square root of 258534244 is about 16079.0000932894. Note that the first 4 decimals coincide. The cubic root of 258534244 is about 637.0487851066.

The spelling of 258534244 in words is "two hundred fifty-eight million, five hundred thirty-four thousand, two hundred forty-four".