258672298 has 4 divisors (see below), whose sum is σ = 388008450. Its totient is φ = 129336148.

The previous prime is 258672233. The next prime is 258672301. The reversal of 258672298 is 892276852.

It is a happy number.

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., 258662889 + 9409 = 16083^2 + 97^2 .

It is a super-2 number, since 2×258672298² = 133822715505201608, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 64668073 + ... + 64668076.

Almost surely, 2^258672298 is an apocalyptic number.

258672298 is a deficient number, since it is larger than the sum of its proper divisors (129336152).

258672298 is a wasteful number, since it uses less digits than its factorization.

258672298 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129336151.

The product of its digits is 967680, while the sum is 49.

The square root of 258672298 is about 16083.2925111744. The cubic root of 258672298 is about 637.1621569138.

The spelling of 258672298 in words is "two hundred fifty-eight million, six hundred seventy-two thousand, two hundred ninety-eight".