86051252 has 36 divisors (see below), whose sum is σ = 177179940. Its totient is φ = 36457344.

The previous prime is 86051237. The next prime is 86051267. The reversal of 86051252 is 25215068.

It is an interprime number because it is at equal distance from previous prime (86051237) and next prime (86051267).

It can be written as a sum of positive squares in 2 ways, for example, as 21473956 + 64577296 = 4634^2 + 8036^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14978 + ... + 19910.

It is an arithmetic number, because the mean of its divisors is an integer number (4921665).

Almost surely, 2^86051252 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 86051252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (88589970).

86051252 is an abundant number, since it is smaller than the sum of its proper divisors (91128688).

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

86051252 is a wasteful number, since it uses less digits than its factorization.

86051252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5040 (or 5031 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 29.

The square root of 86051252 is about 9276.3814065615. The cubic root of 86051252 is about 441.4881635531.

The spelling of 86051252 in words is "eighty-six million, fifty-one thousand, two hundred fifty-two".