85726465 has 32 divisors (see below), whose sum is σ = 117884160. Its totient is φ = 59270400.

The previous prime is 85726457. The next prime is 85726471. The reversal of 85726465 is 56462758.

It is not a de Polignac number, because 85726465 - 2³ = 85726457 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 112867 + ... + 113623.

It is an arithmetic number, because the mean of its divisors is an integer number (3683880).

Almost surely, 2^85726465 is an apocalyptic number.

It is an amenable number.

85726465 is a deficient number, since it is larger than the sum of its proper divisors (32157695).

85726465 is a wasteful number, since it uses less digits than its factorization.

85726465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 873.

The product of its digits is 403200, while the sum is 43.

The square root of 85726465 is about 9258.8587309668. The cubic root of 85726465 is about 440.9320205855.

The spelling of 85726465 in words is "eighty-five million, seven hundred twenty-six thousand, four hundred sixty-five".