85858410 has 64 divisors (see below), whose sum is σ = 229080960. Its totient is φ = 20417280.

The previous prime is 85858373. The next prime is 85858411. The reversal of 85858410 is 1485858.

It is not an unprimeable number, because it can be changed into a prime (85858411) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15036 + ... + 19944.

It is an arithmetic number, because the mean of its divisors is an integer number (3579390).

Almost surely, 2^85858410 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 85858410, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (114540480).

85858410 is an abundant number, since it is smaller than the sum of its proper divisors (143222550).

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

85858410 is a wasteful number, since it uses less digits than its factorization.

85858410 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4983.

The product of its (nonzero) digits is 51200, while the sum is 39.

The square root of 85858410 is about 9265.9813295732. The cubic root of 85858410 is about 441.1581232736.

It can be divided in two parts, 85858 and 410, that added together give a palindrome (86268).

The spelling of 85858410 in words is "eighty-five million, eight hundred fifty-eight thousand, four hundred ten".