11858058 has 48 divisors (see below), whose sum is σ = 26956800. Its totient is φ = 3762720.

The previous prime is 11858057. The next prime is 11858059. The reversal of 11858058 is 85085811.

It is an interprime number because it is at equal distance from previous prime (11858057) and next prime (11858059).

It is a super-3 number, since 3×11858058³ (a number of 22 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11858051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 43948 + ... + 44216.

It is an arithmetic number, because the mean of its divisors is an integer number (561600).

Almost surely, 2^11858058 is an apocalyptic number.

11858058 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 11858058, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13478400).

11858058 is an abundant number, since it is smaller than the sum of its proper divisors (15098742).

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

11858058 is a wasteful number, since it uses less digits than its factorization.

11858058 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 387 (or 384 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 36.

The square root of 11858058 is about 3443.5531068941. The cubic root of 11858058 is about 228.0365823111.

The spelling of 11858058 in words is "eleven million, eight hundred fifty-eight thousand, fifty-eight".