85839298 has 4 divisors (see below), whose sum is σ = 128758950. Its totient is φ = 42919648.

The previous prime is 85839293. The next prime is 85839301. The reversal of 85839298 is 89293858.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 68508729 + 17330569 = 8277^2 + 4163^2 .

It is a super-2 number, since 2×85839298² = 14736770162265608, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (85839293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21459823 + ... + 21459826.

Almost surely, 2^85839298 is an apocalyptic number.

85839298 is a deficient number, since it is larger than the sum of its proper divisors (42919652).

85839298 is a wasteful number, since it uses less digits than its factorization.

85839298 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42919651.

The product of its digits is 1244160, while the sum is 52.

The square root of 85839298 is about 9264.9499728817. The cubic root of 85839298 is about 441.1253870523.

The spelling of 85839298 in words is "eighty-five million, eight hundred thirty-nine thousand, two hundred ninety-eight".