85516950 has 24 divisors (see below), whose sum is σ = 212082408. Its totient is φ = 22804480.

The previous prime is 85516943. The next prime is 85516961. The reversal of 85516950 is 5961558.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 85516899 and 85516908.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 284907 + ... + 285206.

It is an arithmetic number, because the mean of its divisors is an integer number (8836767).

Almost surely, 2^85516950 is an apocalyptic number.

85516950 is an abundant number, since it is smaller than the sum of its proper divisors (126565458).

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

85516950 is a wasteful number, since it uses less digits than its factorization.

85516950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 570128 (or 570123 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 39.

The square root of 85516950 is about 9247.5375100618. The cubic root of 85516950 is about 440.5725157546.

The spelling of 85516950 in words is "eighty-five million, five hundred sixteen thousand, nine hundred fifty".