85425467 has 4 divisors (see below), whose sum is σ = 85868280. Its totient is φ = 84982656.

The previous prime is 85425421. The next prime is 85425517. The reversal of 85425467 is 76452458.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-85425467 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (85425167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 221117 + ... + 221502.

It is an arithmetic number, because the mean of its divisors is an integer number (21467070).

Almost surely, 2^85425467 is an apocalyptic number.

85425467 is a deficient number, since it is larger than the sum of its proper divisors (442813).

85425467 is a wasteful number, since it uses less digits than its factorization.

85425467 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 442812.

The product of its digits is 268800, while the sum is 41.

The square root of 85425467 is about 9242.5898426794. The cubic root of 85425467 is about 440.4153567499.

The spelling of 85425467 in words is "eighty-five million, four hundred twenty-five thousand, four hundred sixty-seven".