86497953 has 8 divisors (see below), whose sum is σ = 117285600. Its totient is φ = 56687808.

The previous prime is 86497949. The next prime is 86497993. The reversal of 86497953 is 35979468.

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

It is not a de Polignac number, because 86497953 - 2² = 86497949 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 86497896 and 86497905.

It is not an unprimeable number, because it can be changed into a prime (86497903) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 244168 + ... + 244521.

It is an arithmetic number, because the mean of its divisors is an integer number (14660700).

Almost surely, 2^86497953 is an apocalyptic number.

It is an amenable number.

86497953 is a deficient number, since it is larger than the sum of its proper divisors (30787647).

86497953 is a wasteful number, since it uses less digits than its factorization.

86497953 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 488751.

The product of its digits is 1632960, while the sum is 51.

The square root of 86497953 is about 9300.4275708163. The cubic root of 86497953 is about 442.2507824534.

The spelling of 86497953 in words is "eighty-six million, four hundred ninety-seven thousand, nine hundred fifty-three".