53439258 has 32 divisors (see below), whose sum is σ = 111943296. Its totient is φ = 16974848.

The previous prime is 53439241. The next prime is 53439283. The reversal of 53439258 is 85293435.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48166 + ... + 49262.

It is an arithmetic number, because the mean of its divisors is an integer number (3498228).

Almost surely, 2^53439258 is an apocalyptic number.

53439258 is an abundant number, since it is smaller than the sum of its proper divisors (58504038).

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

53439258 is a wasteful number, since it uses less digits than its factorization.

53439258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1478.

The product of its digits is 129600, while the sum is 39.

The square root of 53439258 is about 7310.2160022806. The cubic root of 53439258 is about 376.6634440775.

The spelling of 53439258 in words is "fifty-three million, four hundred thirty-nine thousand, two hundred fifty-eight".