85097755 has 8 divisors (see below), whose sum is σ = 104608224. Its totient is φ = 66417600.

The previous prime is 85097737. The next prime is 85097791. The reversal of 85097755 is 55779058.

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

It is a de Polignac number, because none of the positive numbers 2^k-85097755 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 207351 + ... + 207760.

It is an arithmetic number, because the mean of its divisors is an integer number (13076028).

Almost surely, 2^85097755 is an apocalyptic number.

85097755 is a deficient number, since it is larger than the sum of its proper divisors (19510469).

85097755 is a wasteful number, since it uses less digits than its factorization.

85097755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 415157.

The product of its (nonzero) digits is 441000, while the sum is 46.

The square root of 85097755 is about 9224.8444431329. The cubic root of 85097755 is about 439.8514564002.

The spelling of 85097755 in words is "eighty-five million, ninety-seven thousand, seven hundred fifty-five".