85654507 has 4 divisors (see below), whose sum is σ = 89378640. Its totient is φ = 81930376.

The previous prime is 85654501. The next prime is 85654511. The reversal of 85654507 is 70545658.

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

It is a cyclic number.

It is not a de Polignac number, because 85654507 - 2¹¹ = 85652459 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 85654507.

It is not an unprimeable number, because it can be changed into a prime (85654501) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1862032 + ... + 1862077.

It is an arithmetic number, because the mean of its divisors is an integer number (22344660).

Almost surely, 2^85654507 is an apocalyptic number.

85654507 is a deficient number, since it is larger than the sum of its proper divisors (3724133).

85654507 is a wasteful number, since it uses less digits than its factorization.

85654507 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3724132.

The product of its (nonzero) digits is 168000, while the sum is 40.

The square root of 85654507 is about 9254.9720150846. The cubic root of 85654507 is about 440.8086146336.

The spelling of 85654507 in words is "eighty-five million, six hundred fifty-four thousand, five hundred seven".