86452057 has 2 divisors, whose sum is σ = 86452058. Its totient is φ = 86452056.

The previous prime is 86452039. The next prime is 86452097. The reversal of 86452057 is 75025468.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 54597321 + 31854736 = 7389^2 + 5644^2 .

It is a cyclic number.

It is not a de Polignac number, because 86452057 - 2¹⁹ = 85927769 is a prime.

It is not a weakly prime, because it can be changed into another prime (86452097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43226028 + 43226029.

It is an arithmetic number, because the mean of its divisors is an integer number (43226029).

Almost surely, 2^86452057 is an apocalyptic number.

It is an amenable number.

86452057 is a deficient number, since it is larger than the sum of its proper divisors (1).

86452057 is an equidigital number, since it uses as much as digits as its factorization.

86452057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 67200, while the sum is 37.

The square root of 86452057 is about 9297.9598299842. The cubic root of 86452057 is about 442.1725488758.

The spelling of 86452057 in words is "eighty-six million, four hundred fifty-two thousand, fifty-seven".