85097148 has 24 divisors (see below), whose sum is σ = 207193728. Its totient is φ = 27132336.

The previous prime is 85097147. The next prime is 85097149. The reversal of 85097148 is 84179058.

It is an interprime number because it is at equal distance from previous prime (85097147) and next prime (85097149).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85097147) 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, 153886 + ... + 154437.

It is an arithmetic number, because the mean of its divisors is an integer number (8633072).

Almost surely, 2^85097148 is an apocalyptic number.

It is an amenable number.

85097148 is an abundant number, since it is smaller than the sum of its proper divisors (122096580).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

85097148 is a wasteful number, since it uses less digits than its factorization.

85097148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 308353 (or 308351 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 42.

The square root of 85097148 is about 9224.8115427905. The cubic root of 85097148 is about 439.8504105815.

The spelling of 85097148 in words is "eighty-five million, ninety-seven thousand, one hundred forty-eight".