85486507 has 2 divisors, whose sum is σ = 85486508. Its totient is φ = 85486506.

The previous prime is 85486487. The next prime is 85486543. The reversal of 85486507 is 70568458.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 85486507 - 2¹⁹ = 84962219 is a prime.

It is a super-2 number, since 2×85486507² = 14615885758122098, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (85486007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42743253 + 42743254.

It is an arithmetic number, because the mean of its divisors is an integer number (42743254).

Almost surely, 2^85486507 is an apocalyptic number.

85486507 is a deficient number, since it is larger than the sum of its proper divisors (1).

85486507 is an equidigital number, since it uses as much as digits as its factorization.

85486507 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 268800, while the sum is 43.

The square root of 85486507 is about 9245.8913577870. The cubic root of 85486507 is about 440.5202300539.

The spelling of 85486507 in words is "eighty-five million, four hundred eighty-six thousand, five hundred seven".