85269939 has 4 divisors (see below), whose sum is σ = 113693256. Its totient is φ = 56846624.

The previous prime is 85269931. The next prime is 85269949. The reversal of 85269939 is 93996258.

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

It is a cyclic number.

It is not a de Polignac number, because 85269939 - 2³ = 85269931 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 85269891 and 85269900.

It is not an unprimeable number, because it can be changed into a prime (85269931) 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, 14211654 + ... + 14211659.

It is an arithmetic number, because the mean of its divisors is an integer number (28423314).

Almost surely, 2^85269939 is an apocalyptic number.

85269939 is a deficient number, since it is larger than the sum of its proper divisors (28423317).

85269939 is a wasteful number, since it uses less digits than its factorization.

85269939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28423316.

The product of its digits is 1049760, while the sum is 51.

The square root of 85269939 is about 9234.1723505683. The cubic root of 85269939 is about 440.1479168663.

The spelling of 85269939 in words is "eighty-five million, two hundred sixty-nine thousand, nine hundred thirty-nine".