85961884 has 24 divisors (see below), whose sum is σ = 156348416. Its totient is φ = 41310000.

The previous prime is 85961867. The next prime is 85961893. The reversal of 85961884 is 48816958.

It is a congruent 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, 16429 + ... + 21019.

Almost surely, 2^85961884 is an apocalyptic number.

It is an amenable number.

85961884 is a deficient number, since it is larger than the sum of its proper divisors (70386532).

85961884 is a wasteful number, since it uses less digits than its factorization.

85961884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4777 (or 4775 counting only the distinct ones).

The product of its digits is 552960, while the sum is 49.

The square root of 85961884 is about 9271.5631907462. The cubic root of 85961884 is about 441.3352756725.

The spelling of 85961884 in words is "eighty-five million, nine hundred sixty-one thousand, eight hundred eighty-four".