85688354 has 4 divisors (see below), whose sum is σ = 128532534. Its totient is φ = 42844176.

The previous prime is 85688341. The next prime is 85688389. The reversal of 85688354 is 45388658.

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

It can be written as a sum of positive squares in only one way, i.e., 56776225 + 28912129 = 7535^2 + 5377^2 .

It is a super-2 number, since 2×85688354² = 14684988022458632, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 85688299 and 85688308.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21422087 + ... + 21422090.

Almost surely, 2^85688354 is an apocalyptic number.

85688354 is a deficient number, since it is larger than the sum of its proper divisors (42844180).

85688354 is a wasteful number, since it uses less digits than its factorization.

85688354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42844179.

The product of its digits is 921600, while the sum is 47.

The square root of 85688354 is about 9256.8004191513. The cubic root of 85688354 is about 440.8666698949.

The spelling of 85688354 in words is "eighty-five million, six hundred eighty-eight thousand, three hundred fifty-four".