85260251 has 8 divisors (see below), whose sum is σ = 86877360. Its totient is φ = 83648992.

The previous prime is 85260229. The next prime is 85260269. The reversal of 85260251 is 15206258.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 85260251 - 2¹⁰ = 85259227 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (85260281) 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 7 ways as a sum of consecutive naturals, for example, 37421 + ... + 39633.

It is an arithmetic number, because the mean of its divisors is an integer number (10859670).

Almost surely, 2^85260251 is an apocalyptic number.

85260251 is a deficient number, since it is larger than the sum of its proper divisors (1617109).

85260251 is a wasteful number, since it uses less digits than its factorization.

85260251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2925.

The product of its (nonzero) digits is 4800, while the sum is 29.

The square root of 85260251 is about 9233.6477623960. The cubic root of 85260251 is about 440.1312470036.

The spelling of 85260251 in words is "eighty-five million, two hundred sixty thousand, two hundred fifty-one".