2258306829 has 6 divisors (see below), whose sum is σ = 3261998766. Its totient is φ = 1505537880.

The previous prime is 2258306789. The next prime is 2258306837. The reversal of 2258306829 is 9286038522.

It is a happy number.

2258306829 is a `hidden beast` number, since 2 + 2 + 583 + 0 + 68 + 2 + 9 = 666.

It can be written as a sum of positive squares in only one way, i.e., 2237100804 + 21206025 = 47298^2 + 4605^2 .

It is not a de Polignac number, because 2258306829 - 2²³ = 2249918221 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2258306849) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 125461482 + ... + 125461499.

It is an arithmetic number, because the mean of its divisors is an integer number (543666461).

Almost surely, 2^2258306829 is an apocalyptic number.

It is an amenable number.

2258306829 is a deficient number, since it is larger than the sum of its proper divisors (1003691937).

2258306829 is a wasteful number, since it uses less digits than its factorization.

2258306829 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250922987 (or 250922984 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 45.

The square root of 2258306829 is about 47521.6458995267. The cubic root of 2258306829 is about 1311.9813129790.

The spelling of 2258306829 in words is "two billion, two hundred fifty-eight million, three hundred six thousand, eight hundred twenty-nine".