85958738 has 8 divisors (see below), whose sum is σ = 129198000. Its totient is φ = 42892740.

The previous prime is 85958737. The next prime is 85958759. The reversal of 85958738 is 83785958.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 85958738.

It is not an unprimeable number, because it can be changed into a prime (85958737) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42068 + ... + 44063.

It is an arithmetic number, because the mean of its divisors is an integer number (16149750).

Almost surely, 2^85958738 is an apocalyptic number.

85958738 is a deficient number, since it is larger than the sum of its proper divisors (43239262).

85958738 is a wasteful number, since it uses less digits than its factorization.

85958738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86632.

The product of its digits is 2419200, while the sum is 53.

The square root of 85958738 is about 9271.3935306404. The cubic root of 85958738 is about 441.3298916672.

The spelling of 85958738 in words is "eighty-five million, nine hundred fifty-eight thousand, seven hundred thirty-eight".