85923944 has 8 divisors (see below), whose sum is σ = 161107410. Its totient is φ = 42961968.

The previous prime is 85923931. The next prime is 85923973. The reversal of 85923944 is 44932958.

It can be written as a sum of positive squares in only one way, i.e., 44063044 + 41860900 = 6638^2 + 6470^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 85923895 and 85923904.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5370239 + ... + 5370254.

Almost surely, 2^85923944 is an apocalyptic number.

It is an amenable number.

85923944 is a deficient number, since it is larger than the sum of its proper divisors (75183466).

85923944 is a wasteful number, since it uses less digits than its factorization.

85923944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10740499 (or 10740495 counting only the distinct ones).

The product of its digits is 311040, while the sum is 44.

The square root of 85923944 is about 9269.5169237668. The cubic root of 85923944 is about 441.2703371067.

The spelling of 85923944 in words is "eighty-five million, nine hundred twenty-three thousand, nine hundred forty-four".