85767425 has 12 divisors (see below), whose sum is σ = 111949680. Its totient is φ = 65002320.

The previous prime is 85767419. The next prime is 85767427. The reversal of 85767425 is 52476758.

It is not a de Polignac number, because 85767425 - 2¹⁴ = 85751041 is a prime.

It is a super-2 number, since 2×85767425² = 14712102382261250, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (85767427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 89807 + ... + 90756.

It is an arithmetic number, because the mean of its divisors is an integer number (9329140).

Almost surely, 2^85767425 is an apocalyptic number.

It is an amenable number.

85767425 is a deficient number, since it is larger than the sum of its proper divisors (26182255).

85767425 is a wasteful number, since it uses less digits than its factorization.

85767425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180592 (or 180587 counting only the distinct ones).

The product of its digits is 470400, while the sum is 44.

The square root of 85767425 is about 9261.0704024967. The cubic root of 85767425 is about 441.0022349971.

The spelling of 85767425 in words is "eighty-five million, seven hundred sixty-seven thousand, four hundred twenty-five".