85862039 has 2 divisors, whose sum is σ = 85862040. Its totient is φ = 85862038.

The previous prime is 85862003. The next prime is 85862047. The reversal of 85862039 is 93026858.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 85862039 - 2¹² = 85857943 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 85861987 and 85862005.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (85862239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42931019 + 42931020.

It is an arithmetic number, because the mean of its divisors is an integer number (42931020).

Almost surely, 2^85862039 is an apocalyptic number.

85862039 is a deficient number, since it is larger than the sum of its proper divisors (1).

85862039 is an equidigital number, since it uses as much as digits as its factorization.

85862039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 103680, while the sum is 41.

The square root of 85862039 is about 9266.1771513392. The cubic root of 85862039 is about 441.1643387015.

The spelling of 85862039 in words is "eighty-five million, eight hundred sixty-two thousand, thirty-nine".