958242859 has 16 divisors (see below), whose sum is σ = 1209973248. Its totient is φ = 739423872.

The previous prime is 958242821. The next prime is 958242863.

958242859 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 958242859 - 2⁹ = 958242347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (958242899) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 172317 + ... + 177790.

It is an arithmetic number, because the mean of its divisors is an integer number (75623328).

Almost surely, 2^958242859 is an apocalyptic number.

958242859 is a deficient number, since it is larger than the sum of its proper divisors (251730389).

958242859 is a wasteful number, since it uses less digits than its factorization.

958242859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 350154.

The product of its digits is 2073600, while the sum is 52.

The square root of 958242859 is about 30955.4980415434. The cubic root of 958242859 is about 985.8825895961.

It can be divided in two parts, 9582 and 42859, that added together give a square (52441 = 229²).

The spelling of 958242859 in words is "nine hundred fifty-eight million, two hundred forty-two thousand, eight hundred fifty-nine".