85252929 has 16 divisors (see below), whose sum is σ = 117016320. Its totient is φ = 55186560.

The previous prime is 85252897. The next prime is 85252931. The reversal of 85252929 is 92925258.

It is not a de Polignac number, because 85252929 - 2⁵ = 85252897 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is not an unprimeable number, because it can be changed into a prime (85252969) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11509 + ... + 17405.

It is an arithmetic number, because the mean of its divisors is an integer number (7313520).

Almost surely, 2^85252929 is an apocalyptic number.

It is an amenable number.

85252929 is a deficient number, since it is larger than the sum of its proper divisors (31763391).

85252929 is a wasteful number, since it uses less digits than its factorization.

85252929 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6040.

The product of its digits is 129600, while the sum is 42.

The square root of 85252929 is about 9233.2512691901. The cubic root of 85252929 is about 440.1186474112.

The spelling of 85252929 in words is "eighty-five million, two hundred fifty-two thousand, nine hundred twenty-nine".