85958504 has 8 divisors (see below), whose sum is σ = 161172210. Its totient is φ = 42979248.

The previous prime is 85958503. The next prime is 85958513. The reversal of 85958504 is 40585958.

It can be written as a sum of positive squares in only one way, i.e., 45024100 + 40934404 = 6710^2 + 6398^2 .

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

It is not an unprimeable number, because it can be changed into a prime (85958503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5372399 + ... + 5372414.

Almost surely, 2^85958504 is an apocalyptic number.

It is an amenable number.

85958504 is a deficient number, since it is larger than the sum of its proper divisors (75213706).

85958504 is a wasteful number, since it uses less digits than its factorization.

85958504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10744819 (or 10744815 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 44.

The square root of 85958504 is about 9271.3809111696. The cubic root of 85958504 is about 441.3294911987.

The spelling of 85958504 in words is "eighty-five million, nine hundred fifty-eight thousand, five hundred four".