86496457 has 4 divisors (see below), whose sum is σ = 87127956. Its totient is φ = 85864960.

The previous prime is 86496427. The next prime is 86496463. The reversal of 86496457 is 75469468.

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

It can be written as a sum of positive squares in 2 ways, for example, as 58660281 + 27836176 = 7659^2 + 5276^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-86496457 is a prime.

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 86496457.

It is not an unprimeable number, because it can be changed into a prime (86496407) 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, 315544 + ... + 315817.

It is an arithmetic number, because the mean of its divisors is an integer number (21781989).

Almost surely, 2^86496457 is an apocalyptic number.

It is an amenable number.

86496457 is a deficient number, since it is larger than the sum of its proper divisors (631499).

86496457 is a wasteful number, since it uses less digits than its factorization.

86496457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 631498.

The product of its digits is 1451520, while the sum is 49.

The square root of 86496457 is about 9300.3471440587. The cubic root of 86496457 is about 442.2482328324.

The spelling of 86496457 in words is "eighty-six million, four hundred ninety-six thousand, four hundred fifty-seven".